These gorgeous, long-tailed marine creatures—formerly known as Siamese fighting fish—have been famous for centuries for their aggressive nature, which breeders have exploited in order to fight them, ...

Some of the world’s most spectacularly colorful animals are amphibians — especially frogs and salamanders. Many of these colorful animals are toxic or have developed some sort of chemical defense, and ...

Peacocks, panther chameleons, scarlet macaws, clown fish, toucans, blue-ringed octopuses, and so many more: The animal kingdom has countless denizens with extraordinarily colorful beauty. But in many ...

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 ...

A few years ago, Professor Liz Tibbetts stumbled upon something surprising. She noticed that wasps had striking facial features—including fake eyelines and distinctive marks. At the time, people ...

A recent study finds that color vision evolved in animals more than 100 million years before the emergence of colorful fruits and flowers. And there has been a dramatic explosion of color signals in ...