On the other side of the spectrum are white spirit bears, a leucistic version of an American black bear, Ursus americanus. There are also albino animals that lack most or all pigment. Scientists ...
Rarity of a solely black or white animal Of course, animal fur, feathers and scales come in various colors across the visible and invisible-to-humans spectrum. These colorations play a significant ...
The stripes serve several potential functions: Zebras are social animals, typically found ... air moves at different speeds over the black and white stripes; black stripes absorb heat while ...