What Caused the Mass Extinction of Billions of Passenger Pigeons

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How could the most abundant bird in North America go extinct so quickly? The short answer is: humans. In under a century, the passenger pigeon went from the most common bird to completely extinct. Michael Aranda takes a look at what exactly caused this mass extinction and what we can do to prevent it in the future. • Head to https://scishowfinds.com/ for hand selected artifacts of the universe! • ---------- • Support SciShow by becoming a patron on Patreon:   / scishow   • ---------- • Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, Nicholas Smith, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz • ---------- • Looking for SciShow elsewhere on the internet? • Facebook:   / scishow   • Twitter:   / scishow   • Tumblr:   / scishow   • Instagram:   / thescishow   • ---------- • Sources: • http://science.sciencemag.org/content... • https://www.npr.org/sections/thetwo-w... • http://www.pnas.org/content/111/29/10... • http://www.pbs.org/wgbh/nova/nature/p... • http://sciencenetlinks.com/esheets/pe... • https://www.history.com/news/the-revi... • https://link.springer.com/chapter/10.... • https://www.sciencedirect.com/science... • https://www.scientificamerican.com/ar... • https://www.audubon.org/magazine/may-... • https://www.si.edu/spotlight/passenge... • https://www.nature.com/scitable/topic... • http://journals.plos.org/plosbiology/... • Image Sources: • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Ca... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi...

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