Geckos and lizards may look similar, but they are not exactly the same. All geckos are a type of lizard, but not all lizards are geckos. Geckos have some special features like sticky toe pads to climb ...

Birds and mammals generate heat to regulate body temperature, but most non-avian reptiles cannot. The discovery of endothermy during the reproductive period of a tegu lizard sheds light on the ...

When a male fan-throated lizard spots a rival or a potential mate, it unfurls a brilliantly colored structure from its throat ...

Visitors to the Fernando de Noronha archipelago, located about 340 miles (545 kilometers) off the coast of Pernambuco in ...

Scientists studying the evolution of birth in lizards, from egg-laying to live births, have pinpointed the evolutionary genes from which the species is evolving to 'build' a new mode of reproduction.