There are over 5,000 species of frogs worldwide—more than 100 in North America alone. Frogs show a tremendous amount of biodiversity in their calls, their coloration, their body type, and their ...

Frog neuromuscular junction fly-through. Shown in red is a large muscle fiber (diameter 50 micrometers) that is innervated by a myelinated axon colored in white. The interface between muscle and axon ...

AAron Capouellez wants people to know everything they can about how to create, maintain and foster nurturing habitats for Pennsylvania’s frogs and toads. But he doesn’t want them to know where those ...

Red-legged frogs cross a busy Portland highway with help from the “Frog Taxi.” The resident reg-legged frogs that live in Portland’s Forest Park have a dangerous migration route to and from their ...