Bugs like the spotted lanternfly or tiger mosquito are invasive in many regions and cause chaos in ecosystems. They push out native species, destroy habitats, and deplete resources. But the study also ...

The muskrat doesn't get a lot of respect from people. But these pesky mammals are good for at least one thing: they "eat ...

University of Florida scientists have rolled out a DNA "tripwire" that can flag two notoriously stealthy invasive fish from just a few drops of canal water, giving Florida a new early-warning system ...

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 ...

Whether it's redfin pickerel in the Kennebec River or sturgeon in the Great Lakes, nearly one-third of freshwater fish ...

Jake Norman, the District Supervisor for the Inland Fisheries Division of the Texas Parks and Wildlife Department in Tyler ...

Florida residents are no strangers to invasive reptiles, from the iguanas that fall out of trees in the winter, to the ...

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

Since the 1950s, anglers on the majority of Minnesota lakes have been able to bring home half a dozen walleye for a few tasty meals, if they were lucky enough to catch that many. That could change.

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