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

Nile monitor lizards, an invasive and dangerous species, are spreading across Florida. Here's where they are and what to do if you see one.

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

Green iguanas are mostly plant-eaters. Nile monitors are carnivores that actively hunt vertebrate prey. Monitors are bulkier, with longer necks, narrower snouts and thicker, more muscular tails. They ...

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

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

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

Like other invasive species, including Burmese pythons and green iguanas, it’s legal to humanely kill Nile monitors on private property without a permit, with landowner permission, or on one of 32 ...

Monitor lizards are among the largest and most dangerous lizards in the world, combining size, speed, and powerful jaws. This exhibit-by-exhibit tour reveals how different species rely on sharp teeth, ...

The Fish and Wildlife Service’s assessment of Indonesia’s remarkable blue tree monitor lizard has roiled exotic wildlife traders while the agency keeps shifting gears. The service started slowly and ...