American bullfrog DNA has turned up not far from the only known habitat of Pithecopus rusticus — a small, critically endangered tree frog that lives in Brazil. These neon green, orange and black frogs ...

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 ...

Conservation gets complicated when a native U.S. species is appreciated in one part of the country, but despised in another. Consider, if you will, the American bullfrog. “In the Eastern U.S., where ...

Some success is being seen in the second month of what could be a years-long effort to eradicate invasive red-eared slider turtles and bullfrogs from the Cache Creek Nature Preserve. The effort began ...

Namibia is endowed with an extraordinary range of wildlife, magnificently adapted to survive and flourish under the country's ...