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

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 monitor -- a semi-aquatic lizard equipped with razor claws that can grow up to 6 ...

Nile monitor lizards, an invasive species, are making their presence known in Cape Coral as temperatures rise.

DAVIE, Florida -- A monster lizard is terrifying a neighborhood in Florida. Trappers, hunting dogs and state wildlife officers have been called in to try and catch the enormous alligator-sized lizard.

Bright green lizards cling to tree trunks in neighborhoods across South Florida. These reptiles are Cuban knight anoles, ...

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, ...

Invasive, carnivorous Nile monitor lizards are a dangerous problem in South Florida. These lizards can grow up to six-and-a-half feet long and pose a threat to small pets and native wildlife. Most ...