Get to know the American bullfrog, the giant amphibian with the bull-like bellow, and one of North America’s most widespread frog species.

The invasive American bullfrog (one shown) might be living not far from a critically endangered species of frog, Pithecopus rusticus, with only one known population in Brazil. Kent Ross ...

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.

Bullfrog to become California’s amphibious illegal alien State commission votes to ban import and sale of the disease-carrying invasive frog ...

The turquoise frog in Victor Berthelsdorf’s pond may look pretty, but for local turtles, bugs and other animals, it is anything but. Berthelsdorf first spotted the brilliantly colored American ...

YOU could have the eye of a hawk if you can spot the animal hidden in these leaves. Somewhere in this image is a shy American Bullfrog but can you spot it in under 10 seconds?

See the Top 5 most common invasive animal and insect in every state In 2018, the top invasive animals reported by national parks spanned a wide variety of species — including European starling ...

There’s a great deal of movement of bullfrogs around the country. Producers swap animals based on the mistaken idea that this increases their genetic diversity,” said Toledo, who works with MAPA and ...

The American bullfrog and the leopard frog were once the only options for frog keepers, but now there is a far wider variety of frogs to choose from. With the success of captive breeding programs, ...