The turquoise frog in Victor Berthelsdorf’s pond may look pretty, but for local turtles, bugs and other animals, it is anything but. Berthelsdorf first spotted the brilliantly colored American ...

After six years and thousands of euthanized bullfrogs, a campaign to control the invasive species in the Upper Deschutes Basin is starting to show results. The number of bullfrogs visible in pools of ...

PORTLAND, Ore. (KOIN) — The Oregon Department of Fish and Wildlife is educating the public about some of the state’s most harmful invasive species for National Invasive Species Awareness Week.

As the largest frog species in North America, the American Bullfrog can easily be found in ponds, lakes, and rivers throughout the southeast. Their unique, deep-toned croak can be heard from hundreds ...