Color patterns seen in fish and other animals evolved to serve various purposes. Lagunatic Photo/iStock via Getty Images Plus A thought experiment can help visualize the challenge of achieving ...

This article was originally featured on The Conversation. Patterns on animal skin, such as zebra stripes and poison frog color patches, serve various biological functions, including temperature ...

Two species of damselfish may look identical -- not to mention drab -- to the human eye. But that's because, in comparison to the fish, all of us are essentially colorblind. A new study reveals that ...

Red and yellow and… at least 70 other colours. A genetically engineered fish has skin cells in all the colours of the rainbow and then some. Its beauty is more than skin deep though – the huge ...