Any animal’s eye color is determined by its levels of two melanin pigments: eumelanin, which makes brown-black, and ...

Green anoles usually turn brown in the winter to better match the vegetation. Anoles change color for camouflage, as they are prey for birds, snakes, and other animals. Anoles can also change ...

7 Animals That Change Color ... The mottled green or brown coloring of the Caribbean reef squid wouldn’t stand out as extraordinary in most diving expeditions, but their varied capacity for ...

Nocturnal geckos have superb vision in dim light - their eyes are 350 times more sensitive to colour at night than a human's (see for yourself with our animal vision interactive). Lacking eyelids, ...

The rare animal is a mix of white and brown colors. It does a remarkable job of blending into a snowy Colorado landscape. The Southwest Region of the Colorado Parks and Wildlife agency shared ...