Listen for Missouri’s largest frog, and official state amphibian, at the water’s edge this week. The American bullfrog is a popular game species in Missouri, and may be pursued from sunset on June 30 ...

More than 16,000 American bullfrogs, larvae and egg masses were removed from Yosemite National Park over a six-year period.

Conservation gets complicated when a native U.S. species is appreciated in one part of the country, but despised in another. Consider, if you will, the American bullfrog. “In the Eastern U.S., where ...

American bullfrog DNA has turned up not far from the only known habitat of Pithecopus rusticus — a small, critically endangered tree frog that lives in Brazil. These neon green, orange and black frogs ...

The baritone call of the bullfrog is so deep and resonant, it resembles the mooing of a cow, hence its name. Only males emit this trademark "jug-o-rum" bellow, and their choruses can be heard during ...

The wrong kind of ribbits have been growing louder across Front Range ponds and waterways in recent years. Northern Colorado’s local governments are now banding together in an effort to do something ...

An Oklahoma summer evening wouldn’t be the same without the deep reverberating call of the state amphibian, the American bullfrog. Recognized as the state amphibian in 1997, the bullfrog is the ...

When exposed to potential predators as an embryo, the invasive American bullfrog becomes harder to kill when it becomes a tadpole, according to a new study. When exposed to potential predators as an ...

As fall continues with some sunny weather, gardening is still on our radar. You may have questions. For answers, turn to Ask an Expert, an online question-and-answer tool from Oregon State ...

Sheri Faulks has been setting up her easel at Cannon Hill Park for three years now. She likes painting the dragonflies and turtles. She likes listening to the sounds of the bullfrogs mating in the ...

The recent catch of a giant bullfrog in a Vancouver Island pond has fueled concern that the invasive species is spreading unchecked across the landscape. The recent catch of an enormous bullfrog in a ...