The coastal tailed frog's penis is huge. On some of the more demonstrative males, it can extend up to a quarter the animal's length, which is how the species got its euphemistic name.

Sheepish scientists refer to it as a tail, but the appendage dragging behind the male frog recently discovered in Mendocino County is no tail. The little amphibian, known as a coastal tailed frog ...

Dan Greenberg at Simon Fraser University in Burnaby, Canada, and his colleague Wendy Palen experimented with three species: the coastal tailed frog (Ascaphus truei), which lives near cold mountain ...

This clue asks the reader to find the Coastal Tailed Frog, which lives in cold mountain streams usually under large stones. There are many water features in Cal Anderson park. Day Three: Friday ...

Colorado State University is leading an NSF funded project on interactions between cutthroat trout and tailed frogs in Pacific Northwest streams. Credit: Brenna Forester and Colorado State University ...