When threatened, hairy frogs break toe bones to form sharp, temporary claws that pierce through their skin for defense. Males sprout blood-rich, hair-like filaments during mating season, boosting ...

Most frogs spend their lives eating insects, croaking noisily, and hopping about. They are generally thought of as harmless ...

TUCSON, Ariz.— Cattle have caused immense damage to critical habitat designated to help threatened Chiricahua leopard frogs recover throughout four national forests in Arizona, based on field surveys ...

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 ...

The Golden Poison Dart Frog is widely regarded as one of the most toxic animals on earth. Found in the rainforests of Colombia, this tiny amphibian stands out with its bright yellow or orange skin.

Perhaps the most fascinating fact about the hairy frog is its formidable, hidden claws. Wolverine, a character in the Marvel movies, can extend sharp claws and then retract them. His claws pierce ...