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

But what determines a cat's coat color? The answer lies in genetics, a.k.a. the complex interplay of inherited traits expressed in a feline's coat palette and pattern. Among these colorful cat ...

Here's where things get interesting: female cats have an extra gene for fur color on that extra leg of their second X chromosome. When a cat is female, the gene for either black or orange fur will ...