Most mammals wear coats of brown, black, and gray, while parrots flash brilliant reds, reef fish shimmer in electric blue, and chameleons shift between greens and golds. This disparity is not random.

Despite their underwater habitat, whales are mammals. Mammals are not solely terrestrial; some, including whales and dolphins, are fully aquatic the University of Michigan Museum of Zoology reports.

Mammals primarily exhibit muted earth tones due to their reliance on melanin and a lack of structural color complexity in fur. This drab coloration evolved as a survival mechanism to hide from ...

Mammals are not especially diverse. Roughly 6,800 mammal species are known to exist, compared with about 8,800 species of amphibian, 11,000 species of bird and 12,500 of reptile. Yet when most people ...

If you liked this story, share it with other people. Nepal is renowned for its tigers, rhinos and snow leopards, but the country is also home to a rich diversity of smaller, less-studied mammals.

Add Yahoo as a preferred source to see more of our stories on Google. Despite their underwater habitat, whales are mammals. Mammals are not solely terrestrial; some, including whales and dolphins, are ...