Three near-identical U.S. lizards have kept their identities for millions of years in a way that researchers compare to the game Rock-Paper-Scissors.

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Evolution is a long, slow and continuous experiment where ...

Kinsey Brock is hunting lizards. In a desert garden at San Diego State University (SDSU), she carries a long stick with a string lasso at one end to try to snare one. Finally, she does. It’s a male.

Biologists have long regarded the bony plates found in some lizards as an ancient legacy, passed down and occasionally lost.

WASHINGTON (Reuters) - A group of lizards inhabiting the island of New Guinea boasts one of the most exotic traits of any animal: green blood. And scientists have been trying hard to figure out what ...

This animal's armor has upended a key law of evolution For more than a century, biologists assumed that the bony plates embedded in the skin of lizards – like natural chain mail – were an ancient ...

In parts of Italy, Mediterranean wall lizards are starting to look surprisingly alike. Scientists from the University of ...