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This video was sponsored by SciStarter. Go to SciStarter.org to get involved in citizen science and to learn more about One Million Acts of Science! Scientists have discovered a group of three closely related flowers that seem to break the laws of genetics. These mountain beardtongues are pollinated by either bees or butterflies, but not both, and that's the key to an incredibly weird quirk of natural selection. Hosted by: Hank Green (He/Him) Reid Reimers (He/Him) ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Adam Brainard, Alex Hackman, Ash, Benjamin Carleski, Bryan Cloer, charles george, Chris Mackey, Chris Peters, Christoph Schwanke, Christopher R Boucher, DrakoEsper, Eric Jensen, Friso, Garrett Galloway, Harrison Mills, J. Copen, Jaap Westera, Jason A Saslow, Jeffrey Mckishen, Jeremy Mattern, Kenny Wilson, Kevin Bealer, Kevin Knupp, Lyndsay Brown, Matt Curls, Michelle Dove, Piya Shedden, Rizwan Kassim, Sam Lutfi ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/ TikTok: https://www.tiktok.com/@scishow Twitter: http://www.twitter.com/scishow Instagram: http://instagram.com/thescishow Facebook: http://www.facebook.com/scishow #SciShow #science #education #learning #complexly ---------- Sources: https://theconversation.com/the-mystery-of-the-blue-flower-natures-rare-colour-owes-its-existence-to-bee-vision-153646 https://education.nationalgeographic.org/resource/speciation/ https://www.khanacademy.org/science/ap-biology/heredity/mendelian-genetics-ap/a/the-law-of-independent-assortment https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.3002294 https://www.eurekalert.org/news-releases/1002279 https://www.sciencedirect.com/science/article/pii/S0960982213003710 https://sc.edu/uofsc/posts/2021/11/professor_seeks_answers_to_plants_evolutionary_change_of_pollinators.php Image Sources https://www.gettyimages.com/detail/photo/elfin-pink-penstemon-barbatus-royalty-free-image/182668718?phrase=Penstemon+barbatus&adppopup=true https://commons.wikimedia.org/wiki/File:Penstemon_virgatus_subsp._virgatus_-_Flickr_-_aspidoscelis_(1).jpg#/media/File:Penstemon_virgatus_subsp._virgatus_-_Flickr_-_aspidoscelis_(1).jpg https://www.inaturalist.org/observations/180349636 https://commons.wikimedia.org/wiki/File:Penstemon.barbatus31.jpg https://www.inaturalist.org/observations/170774056 https://www.gettyimages.com/detail/photo/two-young-cats-royalty-free-image/1266963026?phrase=two+cats&adppopup=true https://www.gettyimages.com/detail/photo/lion-panthera-leo-8-years-old-sitting-royalty-free-image/136229163?phrase=lion+isolated&adppopup=true https://www.gettyimages.com/detail/photo/great-dane-harlequin-and-a-chihuahua-royalty-free-image/134599539?phrase=big+dog+little+dog&adppopup=true https://www.gettyimages.com/detail/video/bees-flying-encounter-in-flight-stock-footage/1302282030?adppopup=true https://www.inaturalist.org/observations/148346363 https://www.gettyimages.com/detail/video/hummingbird-stretching-one-foot-while-hovering-stock-footage/880063922?adppopup=true https://commons.wikimedia.org/wiki/File:Gregor_Mendel_2.jpg https://www.gettyimages.com/detail/video/car-driving-in-the-highway-tunnel-stock-footage/1440738323?adppopup=true https://www.gettyimages.com/detail/video/on-my-way-to-explore-stock-footage/1405908632?adppopup=true https://www.gettyimages.com/detail/video/beautiful-petunia-flowers-stock-footage/1468008935?adppopup=true https://commons.wikimedia.org/wiki/File:Penstemon-barbatus-flower.JPG https://www.gettyimages.com/detail/video/hummingbird-hovering-in-backlighting-sunlight-slow-stock-footage/1359576900?adppopup=true https://www.inaturalist.org/observations/126401607