Scientists have finally managed to record the ear-piercing screams that a frog in the Amazon rainforest makes to defend against predators. It’s the first reported case of the use of ultrasound ...

A fascinating rediscovery on the fringe of the Amazon shows the importance of protecting Earth's vital ecosystems. A new ...

They are found in freshwater marshes and pools throughout the Amazon Basin, from Colombia to Brazil. Surinam horned frogs achieve their enormous girth by being generally indiscriminate about what ...

Many scientists believe the red-eyed tree frog developed its vivid scarlet peepers to shock predators into at least briefly questioning their meal choice. These iconic rain-forest amphibians sleep ...

More specifically, the new timepiece draws inspiration from a poison dart frog that lives in the Amazon rainforests of South America. The second watch built to celebrate 30 years of Frogman ...