7 Wacky Ways Birds Use Feathers

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Feathers are good for flying, but they help birds do a lot more than just soar through the skies.

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Sources:
Sources:

Sounds
http://rspb.royalsocietypublishing.org/content/277/1683/835
https://academy.allaboutbirds.org/feathers-article/6/
http://www.sibleyguides.com/2015/04/the-mysterious-sounds-of-the-american-woodcock/
https://www.smithsonianmag.com/science-nature/these-birds-can-sing-using-only-their-feathers-180958678/

Muffle
https://www.cam.ac.uk/research/news/silent-flights-how-owls-could-help-make-wind-turbines-and-planes-quieter
https://www.aps.org/units/dfd/pressroom/news/2013/upload/The-Secrets-of-Owls-Near-Noiseless-Wings.pdf
https://www.technology.org/2017/08/14/engineer-looks-to-owl-wings-for-bio-inspired-ideas-for-quieter-aircraft-wind-turbines/
http://rsfs.royalsocietypublishing.org/content/7/1/20160078

Hearing
https://www.utsc.utoronto.ca/~amason/courses/coursepage/presentations/files/Directional%20hearing%20in%20the%20barn%20owl.pdf
https://www.americanscientist.org/article/how-the-owl-tracks-its-prey
https://www.researchgate.net/publication/10580236_Morphometry_of_Auricular_Feathers_of_Barn_Owls_Tyto_alba
http://scienceblogs.com/tetrapodzoology/2008/07/14/owl-ear-tuft-mystery/
https://pdfs.semanticscholar.org/34d4/959e835eeeb5baf00ebdd7e9754fcb3bec32.pdf

Stomach
https://britishbirds.co.uk/wp-content/uploads/article_files/V49/V49_N11/V49_N11_P432_435_A075.pdf
http://www.bioone.org/doi/abs/10.1676/16-196.1
https://web.stanford.edu/group/stanfordbirds/text/essays/Eating_Feathers.html

Fishing
https://sora.unm.edu/sites/default/files/journals/nab/v029n03/p00652-p00654.pdf
https://deepblue.lib.umich.edu/bitstream/handle/2027.42/71734/j.1474-919X.1988.tb00953.x.pdf?sequence=1
http://www.heronconservation.org/styled-5/styled-12/

Water transport
https://www.audubon.org/news/why-would-bird-carry-water-its-feathers
https://www.tandfonline.com/doi/pdf/10.1080/00445096.1973.11448511
https://www.researchgate.net/publication/242287754_The_water_holding_mechanism_of_sandgrouse_feathers
https://books.google.com/books?id=YvmC2sU-LqgC&pg=PA138

Snowshoe
https://sora.unm.edu/sites/default/files/journals/condor/v079n03/p0380-p0382.pdf
https://www.audubon.org/news/ptarmigan-may-be-tops-adapting-winter-weather

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Images & Sounds:
href="https://www.flickr.com/photos/31267353@N03/29768530604/in/photolist-Mmxv2E-MmxuRu-rEy34Z-FtHjP">https://www.flickr.com/photos/31267353@N03/29768530604/in/photolist-Mmxv2E-MmxuRu-rEy34Z-FtHjP
/> https://www.xeno-canto.org/248573
https://commons.wikimedia.org/wiki/File:Woodcock.jpg
https://www.xeno-canto.org/133923
href="https://www.flickr.com/photos/70804987@N00/4804568378">https://www.flickr.com/photos/70804987@N00/4804568378

https://www.youtube.com/watch?v=lgEfYsqdNcA