The call of American bullfrogs was deafening when scientists from the University of California, Davis, first began researching the impact of invasive bullfrogs on native northwestern pond turtles at ...

While invasive species can cause an incredible amount of environmental damage, there is still hope for many of the native plants and animals that have been pushed out of their natural habitats, as the ...

Native wildlife species at certain places face population decline, often when there is a disturbance in their natural balance. Factors like loss of their natural habitat, rapid climate change, rising ...

Yosemite’s ponds used to echo with the booming calls of invasive bullfrogs, which devoured young turtles, newts, birds, and more. Now, with bullfrogs nearly gone, native sounds are returning—and so ...

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 ...