Turtles use hand signals for a number of reasons. This turtle is laying a smackdown, and it could be aggression or flirtation ...

Lowering of the iguana’s dewlap (its skin flap beneath its chin). More signs of aggression or danger may include: Hissing.

Argentine tegus are being spotted within the Southern U.S., specifically in Florida, Georgia and Texas. Are any in Louisiana?

From the Komodo dragon’s brute strength to the crocodile monitor’s agility, the world’s biggest lizards are as fascinating as ...

Reptiles are animals that have dry, scaly skin and are cold-blooded. This means their body temperature changes with the environment around them. They have claws or nails on their toes and lay eggs ...

A new dinosaur species has been discovered in Mongolia’s Gobi Desert based on two “exquisitely preserved” long fossil claws, an advance that sheds more light on a less understood family of the giant ...