When it comes to cat colors, you might think you've seen it all. There are only so many variations of cat, right? Once you've seen one brown cat, you've seen them all. Right? Wrong. On Saturday ...

A team of Japanese scientists has discovered the gene that determines the fur color of calico cats, which are characterized ...

Two-colored, bi-color cats possess two-colored fur, often white and some other simple color such as black, gray, or orange. They may have patterns ranging from a small percentage of white to more ...

From helping them find mates to bettering their ability to camouflage, marks on animals and birds serve various purposes.