Some birds fly in V shapes because it has many benefits, but other birds fly in clumps instead. Why would they do that? Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Eric Jensen, Matt Curls, Sam Buck, Christopher R Boucher, Avi Yashchin, Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, Piya Shedden, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Instagram: instagram.com/thescishow ---------- Sources: Special thanks to Professor Erick Greene of the University of Montana Bird Ecology Lab for his assistance with this episode. arxiv.org/pdf/cs/0611032.pdf www.smithsonianmag.com/smart-news/how-waves-rippling-through-bird-flocks-help-them-escape-predators-180954792/ ieeexplore.ieee.org/abstract/document/8003113 jeb.biologists.org/content/jexbio/189/1/251.full.pdf dept.aem.umn.edu/~SeilerControl/Papers/2002/SeilerEtAl_02CDC_AnalysisOfBirdFormations.pdf www.sciencemag.org/news/2014/01/why-birds-fly-v-formation www.scientificamerican.com/article/why-do-migratory-birds-fl/ arxiv.org/pdf/1606.08969.pdf www.nationalgeographic.com/science/phenomena/2014/01/15/birds-that-fly-in-a-v-formation-use-an-amazing-trick/ www.sciencedirect.com/science/article/pii/S0022519312006212 hs.umt.edu/birdecologylab/about/staff.php?s=Greene3 www.livescience.com/32812-why-do-bird-flocks-move-in-unison.html pdfs.semanticscholar.org/1a93/db9c97da399cda07363a6b33bd5469bec6aa.pdf www.brendanbody.co.uk/flight_tutorial/wings_flex.html phys.org/news/2014-01-birds-formation-energy.html www.youtube.com/watch?v=EcX56-E842Q pdfs.semanticscholar.org/e559/dfd0c4906e391fd555055c78ecc7ef0a986e.pdf pdfs.semanticscholar.org/5f19/c44a14b73bb2099ef5be5edc83550acdab3f.pdf wellcomecollection.org/works/d35vccx2 www.researchgate.net/publication/51242928_Flying_in_a_flock_comes_at_a_cost_in_pigeons www.britannica.com/topic/animal-social-behaviour/Aggregation-and-individual-protection#ref1045279 www.encyclopedia.com/earth-and-environment/ecology-and-environmentalism/environmental-studies/selfish-herd academic.oup.com/beheco/article/22/1/16/231056 www.semanticscholar.org/paper/Geometry-for-the-selfish-herd.-Hamilton/b5eab7f068892648ea558884d41226fff26e28ff www.nature.com/articles/srep39428 Image Sources: www.youtube.com/watch?v=owlRoSHbpfA&feature=youtu.be www.istockphoto.com/photo/sky-in-the-pink-and-blue-colors-effect-of-light-pastel-colored-of-sunset-clouds-gm1061786950-283852894 www.istockphoto.com/photo/pastel-sky-background-in-blue-watercolor-painting-style-with-faded-single-cloud-gm1169100447-323041034 www.istockphoto.com/photo/greylag-goose-gm966307230-263653558 www.istockphoto.com/photo/flying-pelican-gm97851011-3828200 www.istockphoto.com/photo/swan-stretching-on-the-beach-gm1051644564-281174702 www.videoblocks.com/video/flight-of-small-bird-hxgpvuky7ejr2ailor www.videoblocks.com/video/super-slow-motion-shot-of-flying-flock-of-white-pigeons-against-blue-sky-h9lqzsevszj51dwf7m www.istockphoto.com/photo/herd-of-migratory-starlings-they-took-a-break-when-the-rain-broke-gm1134460484-301464710 www.videoblocks.com/video/flock-of-birds-above-old-abandoned-building-swarm-of-pigeons-slow-motion-white-sky-background-bxjdf_94mjk609vzw www.videoblocks.com/video/flying-v-geese-overhead-ryzsb08ymjmgssmo1

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