Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. In a bizarre yet intriguing ...

Researchers conducted a global study of the factors that influence bird sounds, using more than 100,000 audio recordings from around the world. Birds make sounds to communicate, whether to find a ...

Listen to the spring 'laughing' call of the green woodpecker. Watch as a male sits in a tree and sings. This is a nature documentary about wildlife from the Czech Republic in Central Europe. Bird song ...