The vast continent of North America is home to over 455 species of mammals and more than 910 birds, 660 reptiles, 300 ...

The Wyoming toad is the most endangered amphibian in North America. A lethal combination of insecticides, climate change, disease, and increased predation, has brought the two-inch toad to the brink.

Our goals were to assess the effects of four PFAS commonly associated with AFFF use on aquatic and terrestrial life stages of three North American amphibians: Northern leopard frogs (Rana pipiens), ...

Once the most abundant and widespread frog species in North America, leopard frogs were widely collected not only for dissection but for the food industry (frog legs) as well. However, massive ...

The relict leopard frog has the dubious distinction of being one of the first North American amphibians thought to have become extinct. Although the species was known to have inhabited more than 60 ...

The Southeast also contains more than two-thirds of North America's species and subspecies of crayfishes and more amphibians and aquatic reptiles than any other region. All things considered, it has ...

When ships dock in the Port of Mobile, customs officers have to check to see if there are any salamanders on board—and what kind. Checking is especially important for Alabama, a hotspot for the slimy ...