In fact, the researchers from Field Museum in Chicago have discovered something so intriguing about one species of octopus, ...

In lists of the most popular dog breeds and most popular cat breeds, you’ll often find flat-faced, or brachycephalic, animals ...

Scientists spotted surprising evidence of what they describe as monkey kidnappings while reviewing video footage from a small ...

In the natural world -- where predators pounce, prey flee, and group members feed and sleep in solidarity -- animal behavior is glorious in its variety. Now, new research suggests there may be an ...

Forests play a crucial role in promoting health and wellbeing, but not all forests provide the same benefits. A large-scale ...

From Pekingese to St. Bernard and greyhound, dogs come in such startling variety it's easy to forget they belong to the same species. The profusion of breeds today -- at least 150 -- reflects ...

That cell’s nucleus—which contains the individual’s entire genetic code—is then extracted and inserted into a donor ovum from the same species whose own nucleus has been removed.

Across Cuba, small lizards are known for their color-changing abilities, and now a new species has been identified. Irene Wright McClatchy News How can you tell two species apart? You would never ...