| | River Otters are in the family Mustelidae. Click to enlarge.
Chapter Outline- Description of Mammalia
- Classification of Mammalia
- Monotremata
- Metatheria
- Edentata and Pholidota
- Macroscelidea, Rodentia, Lagomorpha and Insectivora
- Tubulidentata, Perissodactyla, Hyracoidea, Proboscidea and Sirenia
- Cetartiodactyla
- Carnivora
- Chiroptera and Dermoptera
- Primates and Scandentia
- Hominidae

Links to external sites will appear in pop-up windows. | | | Carnivores are split into two groups: Fissipedia and Pinnipedia. Fissipedia consists of those groups adapted better to land. Pinnipedia includes seals, sea lions and walruses, which are better adapted for marine environments.
Text - Wolf (Canis spp.) - Yellowstone, Voyageurs, San Diego Zoo
- Coyote - everywhere
- Fennec Fox - San Diego Zoo
Text - Black Bear - undeveloped forests throughout the U.S.
- Grizzly Bear - Yellowstone, Yoho
- Polar Bear (Ursus maritimus) - San Diego Zoo, Polar Bear Plunge
- Giant Panda (Ailuropoda melanoleuca) - San Diego Zoo, Giant Panda Research Station
- Malayan Sun Bear - San Diego Zoo
Two species of hyaena and the aardwolf make up this family. - Striped Hyena - San Diego Zoo.
Text - Mountain Lion/Puma/Cougar (Felis concolor) - Western United States, San Diego Zoo
- Bobcat
- Canadian Lynx
- Cheetah (Acinonyx jubatus) - SWAP, Heart of Africa
- Jaguar (Panthera onca) - San Diego Zoo, Cat Canyon
- Leopard (Panthera pardus) - San Diego Zoo, Cat Canyon
- Lion (Panthera leo) - San Diego Zoo, top of Bear Canyon; SWAP, Lion Overlook below the Conifer Garden, or from the Wgasa Bush Line Railway. (Coming Soon: Pride of the Park lion exhibit)
- Tigers (Panthera tigris) - San Diego Zoo, Tiger River; SWAP, Wgasa Bush Line Railway or Tiger Overlook
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Otters, Ferrets, Minks, Weasels - River Otter - Yellowstone, Adirondacks
- Sea Otter - Monterey Bay Aquarium
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Racoons, etc.
Binturongs, etc. - Binturongs - San Diego Zoo
Seals, Sea Lions, Walruses - Elephant Seals - Monterey Bay
- Sea Lions - Monterey Bay
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