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The pygmy hippopotamus has several special adaptations for living in its environment, including major sensory organs on top of its head, strong muscles to keep ears and nostrils shut underwater and secretions of a red li... More »

www.reference.com Pets & Animals Mammals Marine Mammals

Hippos eat plant foods, particularly grasses, shoots, leaves, reeds, flowers, stems and bark. They've been known to scavenge, though they are herbivores, and their digestive systems haven't evolved to eat meat. Biologist... More »

www.reference.com Pets & Animals Mammals

Calvin Coolidge had a 'pet' pygmy hippopotamus named Billy, which was short for William Johnson Hippopotamus. However, this pet didn't live in the White House with Coolidge in his family, but rather resided at the Nation... More »

www.reference.com History Modern History US History
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The alligator adapts to its environment by relying on its camouflaged hide, the position of its eyes and nostrils, the ability of its ears to close and its specialized organs. Both the alligator's lungs and heart are ada... More »

www.reference.com Pets & Animals Reptiles Alligators

A dolphin's nice in its environment depends on the species, but there are several identifying niche characteristics found in all dolphins, including the facts that dolphins are carnivorous, they have swimming rates that ... More »

www.reference.com Pets & Animals Mammals Marine Mammals

The Bengal tiger has many adaptations ranging from its camouflaged coat, its large eyes and strong muscles for capturing prey, its fur and warm blood to keep it warm in the jungle and its lungs and nostrils for oxygen su... More »

www.reference.com Pets & Animals Mammals Large Cats

Distinguishing features of standard American Bully puppies include a thick, compact build, blocky head, high-set ears, a broad muzzle that is short to medium in length, a large nose with wide nostrils and a thick, muscul... More »

www.reference.com Pets & Animals Pets Dogs