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 ...

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 ...

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 ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

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 it ...