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 »

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 »

The larger of the two hippopotamus species can weigh up to 4,500 kilograms, or 9,912 pounds, and can measure over 16 feet long. The pygmy hippopotamus is much smaller, with a maximum weight of about 275 kilos, or 605 pou... More »

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 »

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 »

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 »

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 » Pets & Animals Pets Dogs