A hidden eight-note alphabet makes up every bird song in the world
The same study also found that in tropical rainforests such as in Southeast Asia, birds prefer simpler songs that travel efficiently through dense vegetation; in temperate regions such as Europe and North America, on the other hand, birds have small territories and short breeding seasons, and so complex, information-rich songs
We haven't written up this one. The Hindu - Sci-Tech has the full story — the link below goes straight to it.
