You probably have a vague idea of what sperm does, but not all sperm are created equal, and some have even developed unique adaptations to get where they're going. Hosted by: Stefan Chin Head to scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Jerry Perez, Lazarus G, Sam Lutfi, Kevin Knupp, 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: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Instagram: instagram.com/thescishow ---------- Sources: http:science.sciencemag.orgcontent29855961230.full http:rspb.royalsocietypublishing.orgcontent282181920152122 https:onlinelibrary.wiley.comdoiepdf10.1111j.1558-5646.1999.tb04564.x http:www.pnas.orgcontent109124341.full https:www.vox.comscience-and-health201511209768864largest-animals-have-the-tiniest-sperm https:www.nature.comarticlesnature18005 https:www.ncbi.nlm.nih.govbooksNBK26914 https:www.sciencedirect.comsciencearticlepiiB9780123725684000033 https:avianres.biomedcentral.comarticles10.1186s40657-015-0032-z Dr. Scott Pitnick, personal communication http:jcs.biologists.orgcontent1152367.long https:www.sciencedirect.comsciencearticlepiiS0962892497011136 http:journals.plos.orgplosbiologyarticle?id=10.1371journal.pbio.1001915 https:www.sciencedirect.comsciencearticlepiiS0012160600901180 http:www.pnas.orgcontent10841490 http:phenomena.nationalgeographic.com20140723these-mice-excel-at-assembling-the-ideal-sperm-swim-teams http:dx.doi.org10.1101006890 https:academic.oup.comhumupdarticle12123607817 https:www.nature.comnews2010100318fullnews.2010.135.html https:www.ncbi.nlm.nih.govpmcarticlesPMC2825782 https:agdev.anr.udel.edumaarechoney-bee-biologythe-colony-and-its-organization http:www1.biologie.uni-hamburg.deb-onlineibc99koningbees.html http:science.sciencemag.orgcontent32759721506.full http:science.sciencemag.orgcontentscisuppl20100317327.5972.1506.DC1den_Boer-SOM.pdf https:onlinelibrary.wiley.comdoifull10.1002mrd.22277 https:www.ncbi.nlm.nih.govpmcarticlesPMC2759003 https:www.sciencedaily.comreleases200902090224133328.htm

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