Identifying the sex of animals can be difficult at first glance, depending on the species and their appearance. Lizards, ...

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 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 ...

South Florida is already home to iguanas, crocodiles, and alligators, and all manner of dangerous animals (looking at you, Burmese pythons), but few likely know we also have dragons. Invasive species ...