While it's certainly true that birds may not be quite as cuddly as pets like cats and dogs are, there's still so much to love ...

A gene regulating testosterone in ruffs produces three male morphs with unique behaviors, offering insights into vertebrate biology and potential human therapeutic applications. A single gene regulati ...

Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two ...