Meet a katydid that sounds like a bird and is as big as one too! It's even able to modulate its call to avoid attracting bats ...

When you stop and listen, Colorado is the stage for an insect cacophony this time of year. Crickets sing in the grasses, and the trees are full of shrilling cicadas and the scree-scree-scree calls of ...

Can you differentiate the cry of an Antarctic Weddell seal from the song of an emperor penguin? How about the bellows of a howler monkey from a warthog’s rumbling roar? The animal kingdom is filled ...