Anxiety, the psychological and physiological state characterized by an anticipation of potential threats and a heightened ...

In the past, many scientists believed that only mammals and birds could feel or think in complex ways. Reptiles, fish, and ...

The motivation behind everything that animals do is to stay alive, at least until they have produced offspring. Any species ...

So much science starts with deciphering a genome, the blueprint for every being on Earth. With such roadmaps in hand, ...