Frog Design, best known for working with Apple, has created an updated concept for its Rana motorcycle. The electric bike design would include swappable batteries and augmented reality features ...

Although many amphibians have been reported to live or spend part of their life underground, the Mediterranean frog Rana iberica, has never been reported dwelling in subterranean habitats until now. A ...

The California red-legged frog and northern red-legged frog were once both classified as subspecies — Rana a. draytonii and Rana a. aurora , respectively — of the red-legged frog ( Rana aurora) . But ...

1. When assessing the cause of population absence or decline, it is important to understand the relative effect of local, regional and global factors. In this study we evaluated the first of these ...

Claim to fame: When you think of animals that can be found in caves, most people don’t think of frogs. In addition to woodland ponds and cold streams, pickerel frogs can be found in caves throughout ...

Rana sylvatica in eastern Tennessee breeds at temperatures similar to those reported for this species in other parts of North America. Development of eggs and tadpoles in Tennessee occurred at lower ...