Study finds that birds-of-paradise are biofluorescent, suggesting that this "hidden" phenomenon provides enhanced signaling for hierarchy and courtship.

Unique creatures, odd animals and new species are discovered across the planet. Some are found lurking in remote corners of the world, while others have been hiding right under our noses. Learn more ...

Neuroscientist Kamilla Souza is bringing the study of whale and dolphin brains to her home country of Brazil. Now there's a ...