Lots of frogs around the world use a scream to scare off predators but scientists have found frogs in the Brazilian Atlantic Forest that can scream at an ultrasonic level. Researchers saw small leaf ...
Some frogs scream at an ear-splitting volume for other animals but its frequency is inaudible to humans, scientists have discovered. While out in the Amazonian jungle studying frogs, researchers in ...
These may well have been the first voices heard on Earth. These chirps and squawks, these trills, barks, basso profundo croaks. These voices of frogs and toads have been constant as the wind and ...
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