The kidneys of fish and amphibians are typically narrow, elongated organs, occupying a significant portion of the trunk.
en.wikipedia.org However, since this initial scepticism, biologists have come to a consensus that declines in amphibian populations are a real and severe threat to biodiversity.
en.wikipedia.org Pocket gophers also appear to be their primary food source, but other reported food items include other rodents, cottontails, amphibians, and ground-nesting birds and eggs.
en.wikipedia.org They are carnivorous, consuming a wide variety of prey, including insects, aquatic invertebrates, leeches, and other amphibians.
en.wikipedia.org