For the fourth time, hundreds of endangered frogs were released into the Columbia National Wildlife Refuge with the intent to revitalize their population. The roughly 500 northern leopard frogs were ...

I have been to many of the street protests and events in Portland and now wear a frog hat that a good friend crocheted for me. This has caused me to think about the symbols and ideas the frog ...

American bullfrogs, which were once confined to much of eastern North America, have exploded around the world with dire consequences for native species. Now researchers say they may have found a way ...

Scientists have found seven new species of frogs in Madagascar whose high-pitched calls they say are like the “sound effects from the sci-fi television series Star Trek”. Researchers from the ...

The call of American bullfrogs was deafening when scientists from UC Davis first began researching the impact of invasive bullfrogs on native northwestern pond turtles at Yosemite National Park. “At ...

Sidney Woodruff of UC Davis holds a northwestern pond turtle at a field site in Yosemite. (Courtesy Sidney Woodruff) The call of American bullfrogs was deafening when scientists from the University of ...