Heavy metal songs: Contaminated songbirds sing the wrong tunes

http://www.environmentalhealthnews.org/ehs/news/2014/aug/wingedwarnings4heavy-metal-songs
Date Written:  2014-08-28
Publisher:  Environmental Health News
Year Published:  2014
Resource Type:  Article
Cx Number:  CX16961

Scientists have long known that mercury is a potent toxicant: It disrupts the architecture of human brains, and it can change birds' behavior and kill their chicks. But after extensive research in Virginia, scientists have shown that mercury also alters the very thing that many birds are known for -- their songs.