“One reason American bullfrogs are among the top worst globally introduced pests is because they eat everything — anything that fits into their mouth,” said senior author Brian Todd, a UC Davis ...

A "constellation of eyes" welcomed Sidney Woodruff the first time she went nighttime frog spotting at Yosemite National Park. Her headlamp lit up thousands of eyes that belonged to the invasive ...

On summer evenings in the Midwest, the muggy air comes alive with a chorus of crickets, cicadas, and frogs — especially bullfrogs. Their booming mating calls sound like something between a foghorn and ...

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 ...