Today, we’re diving deep into the mysterious kingdom of animals whose names start with the letter J. From the lively jungle cat to the playful Japanese macaque; these animals hold fascinating secrets that will leave you in awe.
Get ready to uncover their scientific names, habitats, diets, and intriguing facts that will make you see the animal kingdom in a whole new light. So, buckle up, and let’s embark on a journey filled with discoveries about animals that start with J!
List of Animals That Start with J by Classes
Below is the list of animals that start with J which are categorized as Mammals, Birds, Reptiles, Amphibians, Fishes, and Invertebrates.
Mammals That Start With Letter J
Jaguar
Japanese Raccoon Dog
Jaguarundi
Japanese Macaque
Javan Rhinoceros
Jungle Cat
Japanese Wolf
Japanese Serow
Javan Leopard
Japanese Badger
Japanese Dwarf Flying Squirrel
Japanese Black Bear
Java Mouse-deer
Japanese River Otter
Japanese Marten
Japanese Weasel
Japanese Boar
Japanese Squirrel
Javan Lutung
Javan Ferret-badger
Japanese Giant Flying Squirrel
Javan Slow Loris
Javan Warty Pig
Japanese Hare
Jamaican Fruit Bat
Juan Fernández Fur Seal
Japanese Dormouse
Jentink’s Duiker
Jamaican Coney
Japanese Mole
Jackson’s Mongoose
Japanese House Bat
Johnston’s Genet
Japanese Shrew Mole
Javan Surili
Jameson’s Red Rock Hare
Japanese Mountain Mole
Julia Creek Dunnart
Judean Mountains Blind Mole-rat
Japanese Water Shrew
Juliana’s Golden Mole
Jungle Palm Squirrel
Jatna’s Tarsier
Jolly’s Mouse Lemur
Japanese Grass Vole
Javanese Flying Squirrel
Japanese Red-backed Vole
Johnston’s Mangabey
Junín Red Squirrel
Jenkins’s Shrew
Juruá Red Howler
Jamaican Fig-eating Bat
Java Pipistrelle
Jamaican Greater Funnel-eared Bat
Jungle Shrew
Jamaican Flower Bat
Jenkins’s Shrew Tenrec
James’ Sportive Lemur
Japanese Long-eared Bat
Japen Rat
Javan Tailless Fruit Bat
Jackass Shrew
Javan Slit-faced Bat
Junin Slender Opossum
Juniper Vole
Javan Thick-thumbed Bat
Jentink’s Flying Squirrel
Jalapan Pine Vole
Johnston’s Forest Shrew
Japanese Short-tailed Bat
Japanese Noctule
Javanese Shrew
Jentink’s Dormouse
Jico Deer Mouse
Javan Mastiff Bat
Jentink’s Squirrel
Johnston’s African Dormouse
Jamaican Red Bat
Johan’s Spiny Mouse
Jackson’s Soft-furred Mouse
Jackson’s Shrew
Juliomys Anoblepas
James’s Gerbil
Jouvenet’s Shrew
Ja Slit-faced Bat
Jones’s Roundleaf Bat
Johnstone’s Mastiff Bat
Jaliscan Spiny Pocket Mouse
Joffre’s Pipistrelle
Juliomys Rimofrons
Jackson’s Fat Mouse
Javan Ghost Shrew
Jujuy Tuco-tuco
Junín Grass Mouse
Jaliscan Cotton Rat
Birds That Start With Letter J
Japanese Quail
Jacobin Cuckoo
Java Sparrow
Jungle Babbler
Jabiru
James’s Flamingo
Jerdon’s Courser
Japanese Bush Warbler
Javan Myna
Jandaya Parakeet
Japanese Tit
Javan Hawk-eagle
Juniper Titmouse
Jungle Myna
Jack Snipe
Jackal Buzzard
Japanese Robin
Japanese Sparrowhawk
Japanese Waxwing
Javan Green Magpie
Jungle Owlet
Jungle Bush Quail
Jamaican Red Macaw
Jamaican Crow
Japanese Cormorant
Jerdon’s Baza
Japanese Pygmy Woodpecker
Japanese Grosbeak
Japanese Night Heron
Jambu Fruit Dove
Japanese Paradise Flycatcher
Juan Fernández Firecrown
Japanese Wagtail
Javan Lapwing
Japanese Scops Owl
Jerdon’s Leafbird
Japanese Wood Pigeon
Jungle Nightjar
Javan Pond Heron
Junin Grebe
Jamaican Tody
Javan Kingfisher
Japanese Thrush
Jacky Winter
Jamaican Owl
Jungle Prinia
Jackson’s Widowbird
Jerdon’s Nightjar
Jamaican Blackbird
Jamaican Mango
Japanese Murrelet
Javan Munia
Jobi Manucode
Javan Frogmouth
Japanese Green Woodpecker
Jackson’s Hornbill
Jos Plateau Indigobird
Jerdon’s Babbler
Jamaican Oriole
Jocotoco Antpitta
Javan Banded Pitta
Javan Owlet
Jerdon’s Bush Lark
Juan Fernández Tit-tyrant
Javan Scops Owl
Jamaican Petrel
Jamaican Woodpecker
Javan Trogon
Jamaican Poorwill
Jameson’s Firefinch
Javan Woodcock
Jouanin’s Petrel
Jamaican Red-tailed Hawk
Jonquil Parrot
Javan Plover
Josephine’s Lorikeet
Jankowski’s Bunting
Japanese Accentor
Japanese Skylark
Japanese Leaf Warbler
Jamaican Lizard Cuckoo
Japanese Reed Bunting
Javan Sunbird
Jackson’s Spurfowl
Javan White-eye
Jameson’s Snipe
Jamaican Euphonia
Javan Whistling Thrush
Jerdon’s Bush Chat
Jamaican Wood Rail
Jamaican Spindalis
Jamaican Becard
Javan Cochoa
Junin Crake
Jamaican Vireo
Jambandu Indigobird
Javan Blue Flycatcher
Jerdon’s Minivet
Jet Antbird
Jameson’s Antpecker
Jamaican Elaenia
Joyful Greenbul
Johanna’s Sunbird
Jamaican Pewee
Jet Manakin
Javan Fulvetta
Junin Tapaculo
Juba Weaver
Javan Bush Warbler
Jameson’s Wattle-eye
Johannes’s Tody-tyrant
Jelski’s Black Tyrant
Jalca Tapaculo
Jelski’s Chat-tyrant
Junín Canastero
Jackson’s Pipit
Junín Antpitta
Reptiles That Start With Letter J
Jackson’s Chameleon
Jararaca
Jameson’s Mamba
Japanese Rat Snake
Jamaican Boa
Jamaica Giant Galliwasp
Japanese Striped Snake
Japanese Pond Turtle
Jamaican Iguana
Jamaican Giant Anole
Jacky Dragon
Japanese Keelback
Jewelled Gecko
Jamaican Slider
Jewelled Chameleon
Jerdon’s Worm Snake
Japalura Tricarinata
Jerdon’s Sea Snake
Japalura Kumaonensis
Japalura Andersoniana
Juventud Least Gecko
Julia’s Ground Snake
Jamaican Sharpnosed Sphaero
Japalura Major
Javelin Lizard
Jammu Bent-toed Gecko
Jamaican Giant Gecko
Jerdon’s Day Gecko
Amphibians That Start With Letter J
Japanese Giant Salamander
Japanese Fire Belly Newt
Jefferson Salamander
Japanese Tree Frog
Japanese Common Toad
Jamaican Laughing Frog
Jahn’s Tree Frog
Japanese Wrinkled Frog
Japanese Stream Toad
Japanese Black Salamander
Jervis Bay Tree Frog
Jamaican Snoring Frog
Javelin Frog
Japanese Clawed Salamander
Jordan’s Casque-headed Tree Frog
Jobi Tree Frog
Jeweled Toad
Fish that Start with J
Java Barb
Insects and Invertebrates Beginning with J
Japanese Flying Squid
Janthina Janthina
Janthina Umbilicata
Janthina Exigua
Janthina Pallida
Jujubinus Exasperatus
James River Spinymussel
Joubiniteuthis Portieri
Jorunna Efe
Jujubinus Gravinae
Jujubinus Striatus
Jujubinus Ruscurianus
Jujubinus Dispar
Jujubinus Vexationis
Jujubinus Escondidus
Jujubinus Augustoi
Jujubinus Rubioi
Jujubinus Hernandezi
Jumping Bristletail
Jumping Spider
Japanese Beetle
List of Animals That Start With J: Classification, Behavior, and Facts
In this review, we will talk about how these amazing animals are grouped, what they eat, how they act, and other interesting things about them.
1. Jabiru
Scientific name: Jabiru mycteria
Type of an animal: Bird
Phylum: Chordata
Average lifespan: 20 to 30 years
Habitat: Jabirus are found in wetland areas of Central and South America, including swamps, marshes, and riversides, with tall trees for nesting.
Diet: Jabirus are primarily carnivorous, feeding on fish, frogs, snakes, small mammals, and occasionally insects and crustaceans.
Fun Fact: The Jabiru is an enormous Native American bird that can reach a height of around 4.6 feet.
It has mostly white feathers, but its wings and tail tips are black. It has a long, thick, black bill that ends in a sharp point. The Jabiru is tall and thin, and its long legs make it easy for it to walk through water. Its loud, deep call can be heard all over the marsh, which makes it a well-known and recognized species.
2. Jacamar
Scientific name: Galbulidae
Type of animal: Bird
Phylum: Chordata
Average lifespan: generally around 5 to 10 years.
Habitat: Jacamars live in the middle and upper levels of the forest canopy in Central and South American lush jungles.
Diet: Jacamars primarily feed on insects, including butterflies, dragonflies, and beetles, which they catch in mid-air by darting out from perches.
Fun Fact: Jacamars have unique zig-zag beaks, which they use to catch and crush their prey.
Jacamars are small to medium-sized birds with bright, shiny feathers. A jacamar will often sit still on a branch and watch for insects to fly by. When they see their prey, they jump into the air quickly to catch it with great speed and accuracy. Their feathers, which can be any shade from bright green to blue and brown, help them fit in with the green plants in the forests where they live.
3. Jacana
Scientific name: Jacanidae
Type of animal: Bird
Phylum: Chordata
Average lifespan: Generally around 5 to 10 years
Habitat: They prefer to live in freshwater marshes, wetlands, and small lakes.
Diet: Jacanas are versatile birds that have an omnivorous diet.
Fun Fact: Jacanas are known for their unique behavior of walking on floating vegetation and lily pads due to their long, slender toes and partially webbed feet, which distribute their weight and help them navigate through the watery habitats.
Medium-sized jacanas have unique characteristics. Their long legs and toes allow them to navigate through floating plants and lily pads. Their heads, necks, and chests are usually brown or black with bright colors. These nimble birds aggressively protect their nests. While females may mate with several partners, men nurture and raise the offspring.
4. Jackal
Scientific name: Canis aureus
Type of animal: Mammal
Phylum: Chordata
Average lifespan: 8 to 16 years
Habitat: Jackals are adaptive creatures that live in grasslands, savannas, deserts, and woodlands.
Diet: Jackals are opportunistic omnivores, feeding on different kinds of food. Their diet includes small mammals, birds, insects, fruits, carrion, and occasionally even larger prey such as antelope or livestock.
Fun Fact: Jackals are known for their remarkable vocals, which include a range of howls, barks, and yelps.
Jackals are canids that are about the size of a fox or a small dog. Jackals can hear and smell very well, which helps them find their food and warn them of danger. They are social animals that often hunt together in groups with their families. Jackals are smart, flexible, and able to do well in many different settings, which makes them great predators.
5. Jackdaw
Scientific name: Corvus monedula
Type of animal: Bird
Phylum: Chordata
Average lifespan: 4 to 7 years
Habitat: Jackdaws thrive in forests, farmlands, urban areas, and coastal cliffs.
Diet: Jackdaws eat insects, fruits, seeds, grains, small animals, eggs, and carrion. They also rummage through trash and graze in fields.
Fun Fact: Jackdaws are known for their intelligence and problem-solving abilities. They use sticks to get food from cracks. They are also highly social birds, often forming large flocks and engaging in playful aerial displays.
Jackdaws are corvid birds that are about the size of crows and have black feathers and greyish napes. Their name comes from the “jack-daw” sound they make when they call. Jackdaws are very social and live in big groups. They often sleep and nest in colonies. They often build their nests in chimneys or other places on buildings.
6. Jackrabbit
Scientific name: Lepus californicus
Type of animal: Mammal
Phylum: Chordata
Average lifespan: 1 to 5 years
Habitat: Jackrabbits live in dunes, fields, and open areas, among other places. They are good at living in dry places and can handle high temperatures.
Diet: Jackrabbits are herbivores, so they mostly eat grass, bushes, and other plants.
Fun Fact: Jackrabbits can reach up to 40 miles per hour when sprinting, which makes them one of the fastest land mammals in the animal kingdom.
Jackrabbits are large, unique hares. Their long, strong back legs help them to run and jump quickly. Their large ears help get rid of heat and help them hear better. They have excellent eyesight and are able to move quickly when they sense danger. And they hunt for food during the hours of dawn and dusk.
7. Jagdterrier
Scientific name: Canis lupus familiaris
Type of animal: Dog
Phylum: Chordata
Average lifespan: 12 to 15 years
Habitat: Jagdterriers are domestic dogs and can adapt to various environments, but they are mainly kept as working dogs in rural areas. They thrive in homes with active owners who provide them with plenty of mental and physical stimulation.
Diet: Jagdterriers have a typical canine diet consisting of high-quality dog food that provides balanced nutrition.
Fun Fact: Jagdterriers were initially bred in Germany for hunting purposes, particularly for small game and underground prey like badgers and foxes. They are known for their tenacity, agility, and versatility as hunting dogs.
Jagdterriers are small to medium-sized dogs with a compact and muscular build. Their ears are typically medium-sized and stand erect. Jagdterriers have a determined and energetic nature, making them excellent working dogs. They are known for their intelligence, trainability, and high prey drive. Their strong hunting instincts and sharp senses contribute to their success as versatile hunters. Jagdterriers make loyal and devoted companions for owners who can provide them with the physical exercise and mental stimulation they need to thrive.
8. Jaguar
Scientific name: Panthera onca
Type of animal: Mammal
Phylum: Chordata
Average lifespan: They can live up to 12 to 15 years in the wild.
Habitat: Jaguars are primarily found in dense rainforests, swamps, and grasslands. They require habitats with access to water sources and abundant prey populations.
Diet: Jaguars are top predators and have a diverse diet.
Fun Fact: Jaguars are renowned for their powerful jaws and have the big cats’ strongest bite force.
Jaguars are large and muscular big cats known for their striking appearance. They have a robust build, with males being larger and heavier than females. Their fur is typically yellow or tawny with rosette patterns that vary in size and shape. Their black counterparts, commonly referred to as “black panthers,” have dark coats due to a genetic mutation. Jaguars have broad heads, strong jaws, and short, stocky limbs. They are solitary animals and are known for their flexibility when hunting. With their sharp senses and remarkable strength, jaguars are top predators in their ecosystems, playing a crucial role in maintaining the balance of their habitats.
9. Jaguar Catfish
Scientific name: Liosomadoras oncinus
Type of animal: Fish
Phylum: Chordata
Average lifespan: Around 10 years
Habitat: They prefer habitats with slow-moving or still water and areas with enough hiding spots, such as submerged logs or vegetation.
Diet: Jaguar catfish are carnivorous and mainly feed on small fish, crustaceans, and insects.
Fun Fact: The Jaguar catfish gets its name from its striking similarity to the coat pattern of a jaguar.
Jaguar catfish are unique-looking, medium-sized freshwater fish. They have slim, scaled bodies. They are light brown to dark grey with jaguar-like black patches and rosettes. Jaguar catfish have sharp fangs and flattened skulls. In dull waters, barbels help them find food. These catfish hide during the day and hunt at night.
10. Jaguarundi
Scientific name: Herpailurus yagouaroundi
Type of animal: Mammal
Phylum: Chordata
Average lifespan: 8 to 10 years
Habitat: They live in warm and dry areas, especially around trees and foliage.
Diet: Jaguarundis are carnivorous and have a varied diet that includes small mammals, birds, reptiles, and occasionally fish.
Fun Fact: The Jaguarundi is known for its unique appearance, with a slender body, short legs, and a long tail.
Jaguarundis are elegant medium-sized wild cats. They are long and thin, ranging from 50 to 77 centimeters excluding the tail. Their short legs and rounded ears make them easy to identify. And their bushy tail is frequently longer than the body. Its smooth, thick fur helps it stay camouflaged among tree branches. Jaguarundis are athletic and fast and usually prefer to hunt alone. They spray their scents to mark their territories and purr, chirp, and snarl to scare away any potential competitors. Jaguarundis are rare and difficult to find.
11. Jay
Scientific name: Cyanocitta cristata
Type of animal: Bird
Phylum: Chordata
Average lifespan: 7 to 10 years
Habitat: Jays live in a variety of places, such as woods, fields, and cities.
Diet: Jays are omnivorous and have a varied diet.
Fun Fact: Jays are known for their intelligence and their ability to mimic other bird calls and human sounds.
Jays are medium-sized birds with a strong build. Depending on the species, they typically have colorful feathers with shades of blue, black, white, and sometimes grey or brown. Jays are known for their iconic crests, which they can raise or lower depending on their mood or level of excitement. They have strong beaks and legs, enabling them to crack open nuts and seeds. Jays are highly vocal birds and communicate through a range of calls, including screeches, squawks, and imitations of other birds. Their curious nature makes them a delight to observe in their natural habitats.
12. Jellyfish
Scientific name: Aurelia aurita
Type of animal: Invertebrate
Phylum: Cnidaria
Average lifespan: Few months to several years
Habitat: They can be found in almost every ocean.
Diet: Jellyfish mostly eat plankton, small fish, and other sea creatures.
Fun Fact: They can regenerate bodily parts like tentacles.
Jellyfish float in water. Their long tentacles droop underneath their bell-shaped bodies. Jellyfishes use their nerve cells to understand light and gravity. And they swim by pulsing. These creatures are fascinating, and certain species of jellyfish contain stinging cells that can cause moderate to severe pain or allergic responses in people.
13. Jerboa
Scientific name: Jaculus
Type of animal: Rodent
Phylum: Chordata
Average lifespan: 2 to 6 years
Habitat: Jerboas inhabit arid and desert regions of Africa, Asia, and the Middle East. They have adapted to live in sandy or rocky habitats.
Diet: Jerboas are omnivorous, consuming a diet that consists mainly of seeds, vegetation, insects, and occasionally small vertebrates.
Fun Fact: Jerboas are known for their remarkable jumping abilities, capable of leaping several feet in a single bound.
Desert-adapted jerboas are tiny rodents. They are compact, have huge eyes, and have long hind limbs. Their feet have a large middle toe for leaping and shorter forelimbs to dig burrows. Their soft hair helps them to blend into sandy environments. They escape the daytime heat by taking shelter in their burrows. During mating season, jerboas form small groups. Their unique look and incredible leaping abilities make them interesting to observe.
14. Jewel Beetle
Scientific name: Buprestidae
Type of animal: Insect
Phylum: Arthropoda
Average lifespan: A jewel beetle’s lifespan may range from one year to two years.
Habitat: Jewel beetles are found in a multitude of habitats worldwide, from lush forests to broad grasslands. These creatures live in trees and lay their eggs on or near wood surfaces.
Diet: Its diet consists of plant matter, like leaves, flowers, and tree sap. Fungi are also eaten by some species.
Fun Fact: Jewel beetles look shiny because of the way their skin is built, not because of the color of their bodies. This makes them look bright and alluring.
Jewel beetles are known for their beautiful shiny colors, which can range from bright greens and blues to reds and golds that shimmer. Their bodies are long, and their tough front wings hide and defend their soft back wings. Attracted by the appeal of light, these creatures can be distinguished by their unique shape, color, and the mesmerizing way their shells shimmer in the light.
15. Jewel Cichlid
Scientific name: Hemichromis bimaculatus
Type of animal: Fish
Phylum: Chordata
Average lifespan: They can survive up to 5 years.
Habitat: They live in different habitats, such as streams, lakes, and rivers.
Diet: Jewel cichlid are omnivores and primarily eat small freshwater fish, algae, and invertebrates.
Fun Fact: You can tell the gender of jewel cichlids by looking at their gills. Males are more brightly colored than females.
Jewel cichlids originate from Africa and live in small bodies of water. The most striking feature of these species of fish is their looks, but the most common variant of jewel cichlids is red in color. They can grow up to one foot in the wild, whereas when in captivity, they can only grow up to 6 inches. But despite their pretty colors, these fish are known to be quite aggressive as they are highly territorial.
16. John Dory
Scientific name: Zeus faber
Type of animal: Fish
Phylum: Chordata
Average lifespan: Up to 12 years
Habitat: John Dory is commonly found in temperate and tropical waters around the world, often inhabiting rocky reefs and sandy bottoms.
Diet: They eat small fish and crabs because they are meat-eaters.
Fun Fact: The John Dory has a unique appearance with a flat, oval-shaped body and a dark spot on its side that resembles an eye, which is thought to confuse and startle prey. Additionally, they have sharp spines on their dorsal fins for defense.
John Dorys has a very distinctive appearance. Its lofty, oval body is sidewise compressed and flat. The black mark on its side resembles an eye. This “eye” confuses predators and prey. John Dorys can defend themselves with their long, spiky dorsal fins. They hover in the water, waiting for unsuspecting prey before attacking. They’re primarily silver, while some variants also have yellow patterns.
17. Jonah Crab
Scientific name: Cancer borealis
Type of animal: Crab
Phylum: Arthropoda
Average lifespan: Up to 15 years
Habitat: Coastal seas are their home but they can also be found in rivers and bays.
Diet: They are scavengers and will consume almost anything. They mainly feed on algae, mollusks, tiny fish, and dead animals.
Fun Fact: Jonah crabs have the ability to regenerate lost limbs, and their claws can be regrown if they are injured or lost.
Jonah crabs have powerful claws and bodies. Their shells are brownish-red with black markings, and their front claws are black-tipped. They use their strong claws to defend themselves and catch prey. They have reddish or blue spiky legs. Jonah crabs are omnivorous and will eat almost anything. Unless provoked, they are quite docile. These crabs are harvested commercially for their excellent flesh.
18. Joro Spider
Scientific name: Nephila clavipes
Type of animal: Spider
Phylum: Arthropoda
Average lifespan: Up to 1 year
Habitat: They typically inhabit forests, woodlands, and gardens, where they construct large, intricate webs.
Diet: Joro spiders are carnivorous and feed primarily on flying insects that become trapped in their webs, including bees, wasps, and flies.
Fun Fact: The female Joro spider is significantly larger than the male and can measure up to four times his size.
Joro spiders are huge and unusual. While males are smaller, females may grow many inches bigger. They have long, wiry legs and a bulbous belly. Joro spiders are usually yellow or reddish-brown with darker patterns. Their elaborate, multi-foot-diameter webs sometimes include a zigzag pattern. Joro spiders only attack people when threatened or provoked. They govern flying insect populations in the ecology.
19. Jumping Spider
Scientific name: Family salticidae
Type of animal: Spider
Phylum: Arthropoda
Average lifespan: A few months to a year
Habitat: They dwell in forests, fields, parks, and cities. They live on plants or the ground and are versatile.
Diet: Jumping spiders hunt for food. They mainly eat small insects and other arthropods. They stalk and catch their food by using their good eyesight and quick reflexes.
Fun Fact: Jumping spiders are known for having great eyesight, and scientists have found that they can see in four colors.
Jumping spiders have short bodies and huge eyes. Their rear legs are long and strong for leaping. Jumping spiders are colorful and detailed. They can jump huge distances and move quickly to capture their prey. As per their name, they hunt using their eyes and not webs. Jumping spiders are clever and curious, occasionally responding to humans.
20. Junco
Scientific name: Junco hyemalis
Type of animal: Bird
Phylum: Chordata
Average lifespan: Up to 11 years
Habitat: They live in places like woods, fields, and towns, among other places.
Diet: Juncos primarily feed on seeds and insects.
Fun Fact: Juncos are known for their diverse feathers, with different regional populations exhibiting variations in color patterns.
Juncos are plump, medium-sized birds with short, cone-shaped beaks. They have long tails and rounded heads. Males have white underparts, dark grey or black heads, necks, and upperparts, and they sing to attract potential mates. Whereas females and youngsters are usually brown in color. Oregon Juncos have a black hood and a pinkish-brown back. During migration season, they form tiny flocks.
21. Jungle Cat
Scientific name: Felis chaus
Type of animal: Mammal
Phylum: Chordata
Average lifespan: Up to 14 years
Habitat: They are found in swampy places near bodies of water like rivers and lakes.
Diet: Jungle cats are opportunistic predators, feeding on a vast range of prey.
Fun Fact: Jungle cats are skilled swimmers and have been observed diving into the water to catch fish.
Jungle cats are medium-sized wild cats with strong builds and lengthy legs. They have sandy or greyish-brown coats with stripes. Their ears are shorter and rounder than other wild cats. Jungle cats have strong bodies and short tails with black tips. Their flexibility and folding claws allow them to travel through different terrains.
22. Junglefowl
Scientific name: Gallus gallus
Type of animal: Bird
Phylum: Chordata
Average lifespan: They can live for 15 years, at max.
Habitat: They live in many different places, such as deep woods, bamboo thickets, and open scrublands.
Diet: Junglefowl are omnivores, which means they eat everything from plants to insects, small animals, and even snakes.
Fun Fact: Male junglefowl display brilliant plumage and clever dances to lure ladies.
Junglefowl are medium-sized, strong birds. They have rounded wings, sharp beaks, and strong clawed legs. Junglefowls can fly, although they mostly stay on the ground. They warn other animals with loud cries and warning signals. These birds form families with a dominant male and many females.
23. Jack Crevalle
Scientific name: Caranx hippos
Type of animal: Fish
Phylum: Chordata
Average lifespan: Up to 15 years
Habitat: They are known to like areas close to the shore, like rivers, bays, reefs, and coastal flats.
Diet: Jack Crevalle are opportunistic predators and have a varied diet that includes smaller fish, crustaceans, and, occasionally cephalopods.
Fun Fact: Jack Crevalle are strong and powerful fighters, making them a popular target for sport fishing.
Jack crevalle are long, sleek fish. Their anatomy is somewhat compressed and feature a large forehead. They are usually bluish-green on top and silvery-white underneath. Their gill cover has a black spot to mimic an eye. They utilize their powerful jaw and teeth to seize and subdue prey. They are high-energy and typically swim near the surface to catch their prey. Jack Crevalle can establish big schools and are highly migratory.
24. Jack Russell Terrier
Scientific name: Canis lupus familiaris
Type of an animal: Dog
Phylum: Chordata
Average lifespan: 13 to 16 years
Habitat: Jack Russell Terriers are domestic dogs and can adapt to various living environments. They thrive in homes with active owners who provide mental and physical stimulation. They are not suited for living in extreme weather conditions.
Diet: Jack Russell Terriers have typical dog dietary needs. They require a balanced diet consisting of high-quality dog food supplemented with occasional treats. It’s essential to provide them with proper portion controlled meals to prevent obesity.
Fun Fact: Jack Russell Terriers are known for their energetic and lively nature, often described as having a “big dog” personality in a small body.
Jack Russell Terriers are powerful, tiny dogs. They feature almond-shaped eyes, v-shaped ears, and a powerful jaw. Their short, silky coat is white with black, tan, or brown spots. They need regular exercise to avoid boredom and aggressive behavior. Jack Russell Terriers are bright, independent, and strong-willed; therefore, they need early training and socialization. They are devoted and loving friends for energetic people or families who can keep up with them mentally and physically.
25. Jackson’s Chameleon
Scientific name: Trioceros jacksonii
Type of animal: Reptile
Phylum: Chordata
Average lifespan: They can live up to 15 years, at max.
Habitat: Trees and shrubs provide shade and shelter for them.
Diet: Jackson’s Chameleons eat mostly insects, like crickets, grasshoppers, worms, and flies.
Fun Fact: Jackson’s Chameleons are known for their ability to change color.
Jackson’s Chameleons are unique reptiles that can reach about the size of snakes. They have triangle-shaped heads and long tails that can grab things. Their skin is rough and flat. The males have three big horns, whereas the females do not. These chameleons mainly live in trees, which helps them to stay camouflaged from predators. They move slowly and hold on to trees with their tails and feet. Jackson’s Chameleons are aggressive and live alone, but when it’s time to mate, the males show off their bright colors.
26. Japanese Macaque
Scientific name: Macaca fuscata
Type of animal: Mammal
Phylum: Chordata
Average lifespan: Up to 30 years
Habitat: These apes can be found in the coldest, mountainous regions of Japan.
Diet: Japanese macaques are omnivores and eat many different things.
Fun Fact: Japanese macaques bathe in hot springs to stay warm in winter.
The bodies of Japanese macaques are thick, and their tails are short. Their brownish-grey fur changes with age. They have red faces and no hair. The social lives of Japanese macaques are very complicated. They communicate with each other by grooming, singing, and making faces. They dwell in some of the coldest areas of Japan, but can also be spotted in other parts of the country as well.
27. Japanese Squirrel
Scientific name: Sciurus lis
Type of animal: Mammal
Phylum: Chordata
Average lifespan: Up to 6 years
Habitat: Japanese squirrels are primarily found in broad-leafed and mixed forests throughout Japan. They prefer areas with a lot of trees for cover and access to a variety of nuts and seeds for food.
Diet: Japanese squirrels have a mainly herbivorous diet, feeding on a range of nuts, seeds, berries, fruits, and tree buds.
Fun Fact: Japanese squirrels are known for their impressive jumping abilities.
Japanese squirrels are nimble and compact. They stay warm by holding their bushy tail over their back. The woodland camouflages its brown, grey, and red fur. They climb trees and shatter nuts and seeds using their sharp claws and powerful jaws. Japanese squirrels spend the day hunting and constructing nests in tree branches. They are active and curious, frequently active and chasing each other through the woods.
28. Japanese Terrier
Scientific name: Canis lupus familiaris
Type of animal: Dog
Phylum: Chordata
Average lifespan: 12 to 16 years
Habitat: Japanese Terriers are domesticated dogs and are typically kept as companions in households.
Diet: Japanese Terriers have dietary needs similar to other small dog breeds. They require a balanced diet consisting of high-quality dog food, which can be added with occasional treats. Portion control is important to maintain a healthy weight.
Fun Fact: Japanese Terriers are one of the oldest native terrier breeds in Japan. They were originally bred to hunt small game and rodents. Despite their small size, they are energetic and have a strong prey drive.
Japanese Terriers are tiny and muscular. They have smooth, short coats. White, black, brown, or brindle coats are also commonly seen. Their trapezoidal head has expressive almond-shaped eyes and upright ears. Japanese Terriers are energetic and love to play. They’re loyal, smart, and loving. They need exercise and mental stimulation to be happy and healthy. When socialized, Japanese Terriers are pleasant to humans, children, and other pets.
29. Javan Leopard
Scientific name: Panthera pardus melas
Type of animal: Mammal
Phylum: Chordata
Average lifespan: 12 to 15 years
Habitat: Javan leopards live in tropical rainforests, montane forests, and plantations in Java, Indonesia. Habitat loss and fragmentation have severely dwindled the population of these animals.
Diet: Javan leopards are carnivorous predators, primarily hunting deer, wild boar, monkeys, and smaller mammals.
Fun Fact: Javan leopards are among the most endangered large cats. Their large patterns help them blend into the environment.
Female Javan leopards are smaller than males. Rosette—irregular patches with a darker outline—define their coat pattern. In the jungle, their light yellow to deep golden fur camouflages them. Javan leopards are the most active at night. They are excellent climbers and swimmers. The Javan leopard population is extremely endangered owing to habitat decline, poaching, and human-wildlife conflicts, making conservation measures essential.
30. Javan Rhinoceros
Scientific name: Rhinoceros sondaicus
Type of animal: Mammal
Phylum: Chordata
Average lifespan: 30 to 45 years
Habitat: Java and Vietnam’s lush jungles and muddy plains are home to the endangered Javan rhinoceros. They can be seen wallowing and feeding near water.
Diet: Javan rhinoceroses mainly consume plant-based foods such as leaves, shoots, fruits, and aquatic plants
Fun Fact: Javan rhinoceros are highly endangered. Their solitary horn is the smallest among all the rhinoceros species.
The Javan rhinoceros is a stocky, armor-clad animal. Their snout has a single keratin horn. And their greyish-brown skins are tough. Javan rhinoceroses have a cape-like neck fold. They are antisocial and lonely, making them hard to detect in the wild.
31. Jungle Carpet Python
Scientific name: Morelia spilota cheynei
Type of animal: Reptile
Phylum: Chordata
Average lifespan: They can live up to 15 to 20 years in the wild.
Habitat: Australian and New Guinean jungles and woods are home to large carpet pythons.
Diet: Jungle carpet pythons are carnivores, which means they eat small mammals, birds, other snakes, etc. They are constrictors, meaning they use their strong bodies to choke and kill their prey.
Fun Fact: The patterns and coloration of jungle carpet pythons can vary significantly, ranging from dark brown or black with vivid yellow or gold markings to lighter colors with dark blotches.
Jungle carpet pythons are typically 5 to 7 feet long. They are slim with prominent heads and huge eyes. Their shiny scales make them camouflaged in nature. Jungle carpet pythons are tree-dwellers. They hunt at night, ambushing animals using their climbing ability. They may hiss or strike when threatened, but they don’t attack people. Their gorgeous colors and calm temperament make them ideal snake pets.
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Conclusion
As we wrap off our tour of animals that start with J, we’ve seen quite a variety of organisms, each with its own set of features and specialized adaptations. Let’s keep studying, discovering, and protecting the amazing animals with whom we share our world.