There’s nothing better than a vibrant pre-spawn color shift – but it’s not the only reason trout change colors.

Octopuses are known for their incredible ability to change color in an instant. This amazing skill isn’t just for show—it helps them survive in the ocean. Whether they’re avoiding predators, ...

Color is important to fish. It’s used for camouflage, mate selection and defense. While easily seen in tropical aquarium fish ...