Bats are flying mammals you might spot and — rarely — hear at nighttime. Here are three common bat sounds — and what they mean.

What noise does a horse make? "Neigh" of course, but not in Sweden. Instead, Swedes think horses are more likely to "gnägg", one of many differences in opinion over ...

Orangutans have a primitive form of language which they use to communicate, a new study claims. Various sounds — including a 'kiss squeak', 'raspberry' and a 'gorkum' — have clearly defined meanings ...

Harper: Today, we're talking about how scientists are starting to communicate with creatures like bats and honeybees and how these conversations are forcing us to rethink our relationship with other ...