Nile monitors are olive-green or black with yellow striping on their head and jaw. They have razor-sharp claws, a long split ...

"They're very wild, they're very active. They don't make good pets at all. They don't calm down." ...

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

Another giant reptile is clawing its way toward disrupting the South Florida ecosystem as an invasive species. The Nile ...

"You cannot wait until an invasive species has demonstrated its impact upon the ecosystem. If you do, then it's too late." ...

Florida has a new invasive lizard that will require a lot of monitoring to keep the state's residents and natural spaces safe. The Nile monitor, an aggressive and fast-spreading invasive species, is ...

Nile monitors can stretch more than 7.5 feet long and weigh over 20 pounds. Henk Bogaard Getty Images They swim with paddle-like tails, climb trees using hooked claws and hunt on land. Nile monitor ...

Invasive Nile monitor lizards are carnivorous, can grow over six feet long, and are considered dangerous to humans and pets. Most of the over 2,000 sightings have occurred in South Florida, ...