A spectacular fossil site in Canada contains 567-million-year-old creatures that may represent some of the earliest animals to move, reproduce sexually, and develop recognizable body plans. The ...

Recent research provides evidence that temporarily pausing puberty with the drug leuprolide delays reproductive development ...

A new study my colleagues and I conducted brings together 427 documented cases of primates interacting with other species, ...

It may sound like something from a movie, but it's the real deal! Scientists just brought a long-extinct animal back to life.

Humans have become one of the world's greatest evolutionary forces. To survive our cities, animals from urban foxes to glass-climbing lizards are responding with extreme adaptation.

The real story behind reproduction and a collection of essays focusing on mothers and daughters ...

Researchers from Kiel University and Trier University have shown, for the first time, that a widely used deworming product ...

Cats can have a devastating impact on local wildlife -- hear from the experts about why it's important to keep your felines ...

The catastrophic fires have potential to do long-term damage to many wild animal populations, but a toad species could be the ...

Fertilization is often imagined as a frantic race, with millions of sperm competing for a single prize. But new research by a team of evolutionary biologists from Syracuse University, the University ...

Four environmental organizations filed a petition Thursday asking the Federal Communications Commission (FCC) to reverse ...

In the heart of urban Los Angeles lie the La Brea Tar Pits, a group of natural asphalt seeps made famous by the millions of ...