"At night, you could look out over the pond and see a constellation of eyes blinking back at you." Experts celebrate ...

American bullfrog populations have exploded around the world with dire consequences for native wildlife. But researchers say they may have found a way to help these species rebound. American ...

California's only native freshwater pond turtle species, at a couple of remote bodies of water within Yosemite National Park. The American bullfrog is massive — "maybe the size of a grapefruit ...

African bullfrogs (Pyxicephalus adspersus) are large frogs that live across sub-Saharan Africa and prefer areas where water ...

Surveys show that the species has been introduced in more than 40 countries and four continents. Millions of bullfrogs live in ditches, canals and ponds across California. They are vexing trespassers.

Over the course of six years, Woodruff and her team removed more than 16,000 American bullfrogs from the park − an invasive species that makes life for the northwestern pond turtle nearly ...

The endangered northern leopard frog species is showing positive signs of recovery after surviving the first winter in the ...

American bullfrogs (Lithobates catesbeianus) are large frogs originally from the eastern United States, meaning that in California, they’re considered an invasive species. Humans introduced them ...

Biologists once found a crayfish with an entire garter snake and several fish inside a female bullfrog near Sheridan. That may sound like an impressive amount of food for a two-pound frog, but it ...

It seems likely that the bullfrogs will drive out the native frogs as they have in other places. There are also several species of birds (jays, finches, wrens, flycatchers, robins, etc.) ...

The tadpole stage can last for days or years, depending on the species and the weather. Arizona Game and Fish (AGF) considers the bullfrog an invasive aquatic animal species introduced to the ...

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 ...