The tiny Amazon molly (Poecilia formosa) has always fascinated researchers because, according to the rules of evolution, it shouldn't have survived as a species, let alone thrive as a species for over ...

Not all fish play by the same reproductive rules. Evolutionary biology reveals how deception became a successful mating ...

Two female gentoo penguins are new moms at an aquarium in Spain and are raising the baby chick they adopted as an egg. According to local media, officials at Oceanographic Valencia say that Electra ...

All it took was a piece of fermented swordfish the size of a quarter to land an Arizona woman in the hospital with a rare disease that left her paralyzed and gasping for breath.