A heartwarming video of two elephants wading and playing through a river is winning over the internet, not just for their playful movements but for the joyous trumpet-like sounds they make. The video, ...

With their trumpet-like calls, elephants may seem like some of the loudest animals on Earth. But we can't hear most of the sounds they make. The creatures produce low-frequency noises between 1 to 20 ...

Wild Asian elephants slink quietly away at the sound of a growling tiger, but trumpet and growl before retreating from leopard growls, researchers at the University of California, Davis, have found.