Mammals
Warm-blooded animals with hair or fur that feed their babies milk.
Subcategories
59 entries
African Savanna ElephantLoxodonta africanaA huge plant-eater of Africa that lives in family herds led by an older female. African elephants are the largest mammals on land.
American BisonBison bisonA huge, shaggy grazer of North America that once numbered in the tens of millions and nearly disappeared.
Angolan Colobus MonkeyColobus angolensisA black-and-white leaf-eating monkey of central Africa with a long, bushy-tipped tail and babies that are born all white.
Babydoll Southdown SheepOvis ariesA small, teddy-bear-faced sheep breed from England's South Downs with some of the finest wool of any British breed.
Bengal TigerPanthera tigris tigrisAn endangered striped big cat of India and nearby countries that hunts alone and is an excellent swimmer.
BinturongArctictis binturongA shaggy, tree-climbing "bearcat" of Southeast Asia that smells like popcorn and grips branches with its tail.
Black-and-White Ruffed LemurVarecia variegataThe largest lemur, a critically endangered fruit-eater of eastern Madagascar's rainforests that raises its babies in nests.
Blue DuikerPhilantomba monticolaA tiny forest antelope of central and southern Africa that weighs only 9 to 13 pounds and lives in pairs.
BongoTragelaphus eurycerusA large forest antelope of tropical Africa with 10 to 15 pale stripes down each side and horns up to 3 feet long.
Bornean OrangutanPongo pygmaeusA critically endangered red-haired great ape of Borneo's rainforests that lives mostly alone in the treetops and eats mostly fruit.
Canada LynxLynx canadensisA northern forest cat with black ear tufts and big furry feet that let it walk on snow while it hunts snowshoe hares.
CapybaraHydrochoerus hydrochaerisThe world's largest rodent, a grass-eating swimmer of South American riverbanks that lives in groups.
CheetahAcinonyx jubatusA slim spotted cat of African grasslands, built for speed, that can sprint 60 to 70 miles per hour.
ChimpanzeePan troglodytesAn endangered, tool-using great ape of African forests that lives in large communities.
Clouded LeopardNeofelis nebulosaA tree-climbing wild cat of Asian forests with cloud-shaped spots and the longest canine teeth for its skull size of any wild cat.
Common MarmosetCallithrix jacchusA tiny tree-sap-eating monkey of northeastern Brazil with white ear tufts, usually born as twins.
Common WarthogPhacochoerus africanusA wild African pig with curved tusks and bumpy face "warts" that roots for food and shelters in old aardvark burrows.
CougarPuma concolorA large, solitary wild cat of the Americas, also called a mountain lion, puma or panther, that hunts mostly deer.
Crowned LemurEulemur coronatusA small, fruit-eating lemur of northern Madagascar whose males and females look so different they were once easy to tell apart at a glance.
DrillMandrillus leucophaeusAn endangered baboon relative of West-Central African rainforests whose males have a bright red chin and a mane.
ElkCervus canadensisA large North American deer whose males grow huge antlers every year and fill autumn valleys with high-pitched bugling.
Giant AnteaterMyrmecophaga tridactylaA toothless insect-eater of Central and South America that flicks its 2-foot tongue up to 150 times a minute.
Giant OtterPteronura brasiliensisThe longest otter in the world, a fish-hunting "river wolf" of the Amazon that lives and hunts in family groups.
Giant PandaAiluropoda melanoleucaA black-and-white bear of the mountain bamboo forests of southwestern China that eats almost nothing but bamboo.
Golden Lion TamarinLeontopithecus rosaliaA tiny, bright-orange monkey with a lion-like mane that lives only in Brazil's Atlantic Coastal Forest.
Greater KuduTragelaphus strepsicerosA large striped antelope of African woodlands whose males grow long, spiral horns with about two and a half twists.
Greater One-Horned RhinocerosRhinoceros unicornisA huge, armor-looking rhino of India and Nepal with a single horn, whose numbers have recovered from about 150 animals to thousands.
Gulf Coast Native SheepOvis ariesThe oldest type of sheep in the United States, a hardy breed descended from Spanish settlers' flocks that handles heat and humidity well.
Hoffmann's Two-Toed SlothCholoepus hoffmanniA slow, upside-down rainforest sloth of Central America and northwestern South America that sleeps about 15 hours a day.
Huacaya AlpacaVicugna pacosA fluffy domestic alpaca first raised by Andean people in Peru more than 6,000 years ago for its soft, warm fleece.
Kunekune PigSus scrofa domesticusA small, round, short-snouted pig breed kept by the Maori people of New Zealand, often with two tassels hanging from its chin.
Lesser Hedgehog TenrecEchinops telfairiA small, spiny, insect-eating mammal of Madagascar that looks like a hedgehog but is more closely related to moles and shrews.
LionPanthera leoA large wild cat of the African savanna that lives in family groups called prides.
Malayan Sun BearHelarctos malayanusThe smallest bear, a tree-climbing honey lover of Southeast Asian forests with a golden patch on its chest and the longest tongue of any bear.
Maned WolfChrysocyon brachyurusA long-legged, red-coated South American canine that is neither a fox nor a true wolf, and eats as much fruit as meat.
MeerkatSuricata suricattaA small, social desert mammal of southern Africa, also called the slender-tailed meerkat, that takes turns standing guard.
Naked Mole RatHeterocephalus glaberA nearly hairless underground rodent of East Africa that lives in colonies run by a single queen, like bees.
Nigerian Dwarf GoatCapra aegagrus hircusA small, easygoing dairy goat breed of West African ancestry known for rich milk, often born three or four at a time.
Nile LechweKobus megacerosAn endangered swamp antelope of South Sudan and Ethiopia whose dark males and golden females look like different animals.
Nubian GoatCapra aegagrus hircusA tall dairy goat breed with long, floppy ears and a rounded nose, developed in England from British, African and Indian goats.
Oberhasli GoatCapra aegagrus hircusA reddish-brown Swiss dairy goat breed with black markings, prized for its milk and its sturdy, fearless nature.
Patagonian MaraDolichotis patagonumA long-legged Argentine rodent that looks like a cross between a hare and a small deer and can run 35 miles per hour.
Plains ZebraEquus quagga (subspecies include Grant's zebra)The most common zebra, a grass-grazing striped horse relative of eastern and southern Africa whose stripe pattern is one-of-a-kind on every animal. Grant's zebra is one kind.
Pygmy HippopotamusChoeropsis liberiensisA small, shy, endangered hippo that lives alone in the forests and swamps of West Africa, mostly in Liberia.
Red PandaAilurus fulgensA red, bushy-tailed tree climber of Himalayan and Chinese mountain forests that eats bamboo but is not related to the giant panda.
Red WolfCanis rufusThe world's most endangered wolf, a family-pack hunter that now lives in the wild only in eastern North Carolina.
Reticulated GiraffeGiraffa reticulata (also listed as Giraffa camelopardalis reticulata)An endangered giraffe of northern Kenya with orange-brown patches outlined by a network of bright white lines.
Ring-Tailed LemurLemur cattaAn endangered primate of southwestern Madagascar with a black-and-white striped tail, female-led troops and a love of sunbathing.
Schmidt's GuenonCercopithecus ascanius schmidtiA colorful African monkey with a white nose and a chestnut-red tail, also called the red-tailed monkey, that stuffs its cheek pouches with food.
SiamangSymphalangus syndactylusA long-armed gibbon of Southeast Asian rainforests that calls with a deep boom, using a throat sac that swells as big as a grapefruit.
Snow LeopardPanthera unciaA smoky-gray big cat of Central Asia's high mountains with huge furry paws and a long tail it wraps around itself for warmth.
Southern Three-Banded ArmadilloTolypeutes matacusA small South American armadillo, the only kind that can roll up into a complete armored ball.
Southern White RhinocerosCeratotherium simum simumThe largest rhino, a wide-lipped grass grazer of southern Africa that came back from near extinction to about 20,000 animals.
Sumatran OrangutanPongo abeliiA critically endangered red-haired great ape of Sumatra's rainforests that lives mostly alone in the treetops and eats mostly fruit.
Sumatran TigerPanthera tigris sumatraeThe smallest tiger, found only on the Indonesian island of Sumatra, with closely set stripes and webbed toes for swimming.
Two-Toed SlothCholoepus didactylusAn upside-down rainforest mammal of Central and South America that sleeps about 15 hours a day and grows algae in its fur.
Western Lowland GorillaGorilla gorilla gorillaA critically endangered great ape of Central Africa that lives in small family troops led by a silverback.
White-Tailed DeerOdocoileus virginianusA common deer of the Americas that flashes its white tail as a warning and bounds away at up to 30 miles per hour.
Wolf's GuenonCercopithecus wolfiA gray, red-saddled African forest monkey named after the person who discovered it, not after wolves.