The koala makes a sound that should require a bison-size body. A descended larynx gives it an unusually long vocal tract. Sophie Bushwick reports To vocalize, animals create sound waves in their ...

You're about to see one animal in a whole new way! When you think of koalas, you immediately think, "Awwwww, so cute!" They're furry, fuzzy, small and oh so huggable! How could you resist? Okay, so ...

The star of “Nufonia Must Fall” doesn’t express emotion: He’s a robot, incapable of speech, his face represented by a line of dots at eye-level atop his tin-can body frame. The woman he falls for? She ...

Sure enough, the velar vocal folds vibrated, and produced deep sounds that are remarkably like those of living, bellowing males. Why has the koala evolved this special organ? It’s not clear, but ...