Hundreds of Asian monitor lizards live in the Thai capital’s Lumphini Park and early morning is one of the best times to see them.

Nile monitor lizards are dangerous, invasive predators in Florida. Here's where they are in the state and what to do if you ...

Green iguanas are mostly plant-eaters. Nile monitors are carnivores that actively hunt vertebrate prey. Monitors are bulkier, ...

Wildlife officials urge residents not to approach the lizard and to report sightings immediately ...

Powerful, carnivorous Nile monitor lizards are expanding through South Florida's canal systems, with sightings climbing sharply, according to wildlife officials.

Florida residents are no strangers to invasive reptiles. But this 6-foot-long African lizard poses an especially big threat.

Wildlife biologists and trappers in Florida say Nile monitors are an up-and-coming invasive species that threatens native wildlife.

Bangkok, nine o'clock in the morning. The tropical heat is slowly settling over Thailand's capital like a damp towel.

The dinosaurs may have vanished millions of years ago, but their distant reptilian relatives still thrive on Earth in fascinating ways. Among them, certain lizard species have evolved into true giants ...

One animal in Australia is so difficult to spot it has been named the hidden dragon lizard. The reptile, which blends perfectly into the reddish orange terrain, avoided documented sightings for years.