Taxonomic Class

Mammals Encyclopedia

Warm-blooded vertebrates with hair and mammary glands. Showing 104 species cataloged in this class.

Mammals Birds Reptiles Amphibians Fish Invertebrates

MammaliaLC

Aardwolf

Proteles cristata

Diet: Obligate insectivore specialized on termites
Wild lifespan: Wild average is poorly measured; captive individuals have approached 20 years

MammaliaEN

African Bush Elephant

Loxodonta africana

Diet: Herbivore; grazes and browses
Wild lifespan: Several decades; some approach 60–70 years

MammaliaVU

African Leopard

Panthera pardus pardus

Diet: Obligate carnivore and opportunistic ambush predator
Wild lifespan: Commonly around 12–17 years in the wild; longer in managed care

MammaliaVU

African Lion

Panthera leo

Diet: Obligate carnivore
Wild lifespan: Often 10–16 years; males commonly shorter-lived

MammaliaCR

African Wild Ass

Equus africanus

Diet: Herbivore
Wild lifespan: Often 20 years or more under favorable conditions

MammaliaEN

African Wild Dog

Lycaon pictus

Diet: Carnivore
Wild lifespan: Often about 10–11 years in the wild

MammaliaNE

Alpaca

Vicugna pacos

Diet: Herbivore
Wild lifespan: Commonly 15–20 years with good care; some live longer

MammaliaLC

Alpine Chipmunk

Neotamias alpinus

Diet: Primarily granivorous herbivore with occasional animal food
Wild lifespan: Typically about 2–3 years in the wild

MammaliaLC

Alpine Ibex

Capra ibex

Diet: Herbivore
Wild lifespan: Often 10–15 years in the wild; females may live longer than males

MammaliaLC

Alpine Marmot

Marmota marmota

Diet: Herbivore
Wild lifespan: Often 10–15 years; exceptional individuals live longer

MammaliaEN

Amazon River Dolphin

Inia geoffrensis

Diet: Carnivore
Wild lifespan: Wild longevity is uncertain; estimates commonly extend into the third decade

MammaliaLC

American Black Bear

Ursus americanus

Diet: Opportunistic omnivore, usually dominated by plant material
Wild lifespan: Often 15–25 years where adult mortality is low; some exceed 30 years

MammaliaLC

American Mink

Neogale vison

Diet: Carnivore
Wild lifespan: Often 3–4 years in the wild; longer records occur

MammaliaCR

Amur Leopard

Panthera pardus orientalis

Diet: Carnivore
Wild lifespan: Up to about 12 years

MammaliaLC

Arctic Fox

Vulpes lagopus

Diet: Omnivore
Wild lifespan: Often 3–6 years in the wild; exceptional individuals live longer

MammaliaAnimal group

Baboon

Papio

Diet: Omnivore with plant foods forming most of the diet
Wild lifespan: Species-specific; adults may live 20–30 years

MammaliaNE

Bactrian Camel

Camelus bactrianus

Diet: Herbivore
Wild lifespan: Commonly 30–40 years with good care

MammaliaEN

Bengal Tiger

Panthera tigris tigris

Diet: Carnivore
Wild lifespan: Often 10–15 years; survival varies

MammaliaLC

Bighorn Sheep

Ovis canadensis

Diet: Herbivore
Wild lifespan: Often 10–15 years for females; males commonly live fewer years

MammaliaEN

Blue Whale

Balaenoptera musculus

Diet: Baleen-filtering carnivore
Wild lifespan: Often estimated at 70–90 years; some live longer

MammaliaLC

Blue Wildebeest

Connochaetes taurinus

Diet: Herbivore
Wild lifespan: About 20 years in the wild, with substantial mortality earlier in life

MammaliaNT

Bush Dog

Speothos venaticus

Diet: Carnivore specializing in medium-sized vertebrate prey
Wild lifespan: Wild lifespan is poorly known; captive animals can live more than 10 years

MammaliaLC

California Sea Lion

Zalophus californianus

Diet: Carnivore
Wild lifespan: About 20–30 years; females generally live longer than males

MammaliaLC

Capybara

Hydrochoerus hydrochaeris

Diet: Herbivore
Wild lifespan: About 6–10 years in the wild; can exceed 10 years in managed care

MammaliaLC

Caracal

Caracal caracal

Diet: Obligate carnivore
Wild lifespan: About 10–12 years in the wild; up to roughly 17 years in expert care

MammaliaVU

Caribou

Rangifer tarandus

Diet: Herbivore
Wild lifespan: Often 10–15 years in the wild; some may exceed 20

MammaliaVU

Cheetah

Acinonyx jubatus

Diet: Carnivore
Wild lifespan: Often 6–10 years in the wild; longer in managed care

MammaliaVU

Chinese Water Deer

Hydropotes inermis

Diet: Herbivore
Wild lifespan: Commonly up to about 10–12 years in the wild

MammaliaLC

Common Bottlenose Dolphin

Tursiops truncatus

Diet: Carnivore
Wild lifespan: Commonly 40–60 years; females often outlive males

MammaliaLC

Deer Mouse

Peromyscus maniculatus

Diet: Flexible omnivore dominated by seeds and arthropods
Wild lifespan: Most wild individuals live less than one year; exceptional captive animals live several years