American bullfrogs are native to eastern North America but have been transported by people to many other parts of the globe, and other parts of North America, where they have readily established ...

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 ...

Researchers at the University of São Paulo (USP) and the State University of Campinas (UNICAMP) have conducted the most comprehensive genetic analysis ever of the American bullfrog (Aquarana ...

American bullfrogs are a problem across much of southwestern B.C. The highly invasive species are known to damage local ecosystems and can eradicate other amphibians. As the CBC's Maryse Zeidler ...

The American bullfrog – a notoriously invasive species that will eat almost anything it can fit into its mouth – is alive and well in Vancouver’s Stanley Park.

The American bullfrog is expanding into Yellowstone River in Montana. The invasive species, relatively new to this area, is expanding rapidly, eating everything in its wake, including, sometimes, ...

Photographer Robin Loznak is one of our longest standing regular contributors to Animal Tracks from over the years, and his images of the daily life of North American animals of all sizes and shapes ...

A control program on southern Vancouver Island provided the carcasses of over 5,000 adult and juvenile invasive alien American bullfrogs. Examination of their stomach contents confirms that bullfrogs ...

American bullfrogs are native to eastern North America but have been transported by people to many other parts of the globe, and other parts of North America, where they have readily established ...