The poet W. S. Merwin wrote a lot about birds: birds singing, birds dying, birds “ whirled in a rising cloud … dissolving, ...

Source: Kentish Plumber, via Flickr. Distributed under a CC BY-NC-ND 2.0 license. Songbirds seem to enjoy singing. And while a great deal of research has investigated the development and ...

But if the same bird moves to a new area, the birds there “go bananas” in a territorial uproar. In this sense, singing is like a way for birds to identify themselves — but there may be more ...

She just had to move and they'd stop singing. "But the longer the experiment goes, the more they are like, 'I need to sing.'" ... After a week, the birds' singing muscles lost half their strength.