The ability to see the world in color is one most people take for granted. But our earliest primate ancestors lacked this ability. When and how did we gain the ability to see the world the way we do?

Meet the “therians” and “otherkins”: individuals who through body modification identify as non-human animals or even mythical ...

Animals occupy diverse types of biomes and aquatic environments. A key factor in their success is the ability for many species to adapt to external environmental fluctuations and maintain a ...