An official website of the United States government

The .gov means it’s official.
Federal government websites always use a .gov or .mil domain. Before sharing sensitive information online, make sure you’re on a .gov or .mil site by inspecting your browser’s address (or “location”) bar.

This site is also protected by an SSL (Secure Sockets Layer) certificate that’s been signed by the U.S. government. The https:// means all transmitted data is encrypted  — in other words, any information or browsing history that you provide is transmitted securely.

You are here Back to top

Bullfrog Resources

Displaying 1 to 18 of 18

Help
University of Michigan. Museum of Zoology.
British Columbia Ministry of Environment (Canada).
See also: Amphibians in B.C. for more resources
California Department of Fish and Wildlife.
IUCN. Species Survival Commission. Invasive Species Specialist Group.
Columbia University. Center for Environmental Research and Conservation.

Oregon Department of Fish and Wildlife.

University of Georgia. Center for Invasive Species and Ecosystem Health.
Great Britain Non-Native Species Secretariat.
DOI. USGS. Wetland and Aquatic Research Center.
Provides distribution maps and collection information (State and County).
DOI. USGS. Wetland and Aquatic Research Center.
Provides detailed collection information as well as animated map.
Washington State Recreation and Conservation Office. Washington Invasive Species Council.
Google. YouTube; Statesman Journal (Salem, Oregon).