But big brains may be too costly to maintain when predation risk is high, forcing animals to use other strategies to survive, suggests a study on frog camouflage published Wednesday (August 17) in ...

The first thing that stands out about the Surinam horned frog is its size. These rotund amphibians can grow to 8 inches in length and would cover a good-size tea saucer. They are found in ...

Toads have dry, bumpy skin, whereas frogs have generally smooth or slimy skin. The uneven, warty texture helps protect a toad from dehydration and also serves as camouflage. Some toads even have ...