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 ...
These tiny frogs have an enormous voice for their size, and the recent warm evenings have been filled with their lovely chorus.
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 ...
Every other Friday, the Outside/In team here at NHPR answers listener questions about the natural world. Today's question comes from Andy, calling from Dover, New Hampshire. Alejandro Vélez: That is a ...
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 ...
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