How Birds Adapt to NOISE

Very Interesting article on the adaptations birds have had to make to combat NOISE POLLUTION:

http://www.wildrescue.org/PDFs/WingTones.pdf

and another article about noise pollution killing chicks:

http://www.bbc.co.uk/news/science-environment-18784607

When my wife ran Alaska Bird Observatory, ABO was hired by the US Air Force to evaluate the noise impact of Eielson Air Froce Base on breeding birds in the surrounding area. They found no impact of noise on breeding success. Interesting that there were varying results.