Lots of domestic animals are crossbred to make new breeds. Among dogs, for instance, a Siberian retriever is a cross between a Siberian husky and a Labrador retriever, while a cockapoo is a cocker ...

Dominic has a degree from the University of Winchester in film production and is currently studying for his second degree in biology at the Open University. Dominic has a degree from the University of ...

A good way to start an argument among biologists is to ask them what seems a simple question: "What is a species?" To evolutionary theorists, a species is a fundamental unit, and transitions between ...

Modern-day felines may be the ultimate mutts. Different species of cats mated with each other at several points in history, a new genetic study of felines reveals. These ancient cat hybrids may have ...