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 ...

Eleanor has an undergraduate degree in zoology from the University of Reading and a master’s in wildlife documentary production from the University of Salford. Eleanor has an undergraduate degree in ...

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 ...

The London Zoo was in a turmoil for almost two weeks. It all started by Rajah Ranjitsinhji’s (of India) presenting the progeny of a lion and a tigress to the zoölogical authorities. It was at first ...