Researchers have discovered four new species of miniature lizards in Madagascar, including one so small it can easily perch on the tip of your finger or on a match head, report scientists in the upcoming Wednesday issue of the open access journal PLoS ONE.

A new species of chameleon has been discovered in Tanzania by a team of scientists.

Keeping warm isn't the only reason lizards and other cold-blooded critters bask in the sun.

Records test competing theories about the evolution of local species.

Herpetologists discover that a Malagasy chameleon spends most of its short life in an egg