SciShow: Anal Teeth, Paralyzing Farts, and Other Weaponized Butts

Teacher or professor: SciShow
Subject: Science
Content of the Lesson: All animals have adaptations that help them survive in the wild...some just focus more on back-end development than others. Whether for offense, defense, or both, here are five creatures with butt-kicking behinds! Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- 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: Silas Emrys, Charles Copley, Drew Hart, Jeffrey Mckishen, James Knight, Christoph Schwanke, Jacob, Matt Curls, Christopher R Boucher, Eric Jensen, Lehel Kovacs, Adam Brainard, Greg, GrowingViolet, Ash, Laura Sanborn, Sam Lutfi, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, charles george, Alex Hackman, Chris Peters, Kevin Bealer ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://academic.oup.com/biolinnean/article/36/1-2/169/2646965?login=true https://www.washingtonpost.com/news/speaking-of-science/wp/2016/10/06/wombats-have-buns-of-steel-and-they-might-literally-be-deadly/ https://www.google.com/books/edition/Wombats/_yxSd03pQdsC?hl=en&gbpv=1&bsq=rump https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.993.3804 https://jeb.biologists.org/content/215/6/903 https://iopscience.iop.org/article/10.1088/1748-3190/aac25a https://www.researchgate.net/publication/330795949_Prey_capturing_and_feeding_apparatus_of_dragonfly_nymph https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0116639 https://jvat.biomedcentral.com/articles/10.1186/s40409-017-0138-3 https://www.sciencemag.org/news/2015/01/when-attacked-some-scorpions-discard-their-stinger-and-their-anus https://www.nationalgeographic.com/science/phenomena/2015/01/29/how-the-scorpion-lost-its-tail-and-its-anus/ https://www.reed.edu/biology/courses/BIO342/2015_syllabus/2015_WEBSITES/Hulali_Rose_Autotomy_Regeneration_20151115/mechanism.html https://link.springer.com/article/10.1007/s00227-004-1467-7 https://orbi.uliege.be/bitstream/2268/221281/1/102_chardewalli_sound.pdf https://www.uas.alaska.edu/arts_sciences/naturalsciences/biology/tamone/catalog/echinodermata/Cucumaria_vegae/body_structure_and_physiology.html https://www.nationalgeographic.com/science/phenomena/2016/05/10/how-this-fish-survives-in-a-sea-cucumbers-bum/ https://ocean.si.edu/ocean-life/fish/pearlfish-sea-cucumber https://link.springer.com/article/10.1007%2FBF01065960 https://www.annualreviews.org/doi/abs/10.1146/annurev.en.39.010194.001021?journalCode=ento http://www.bayceer.uni-bayreuth.de/toek2/de/pub/pub/41011/Francke.pdf https://www.google.com/books/edition/Extraordinary_Animals/eqegRf2UstIC?hl=en https://link.springer.com/article/10.1007/s00114-012-0975-4 https://pubmed.ncbi.nlm.nih.gov/18392795/ https://www.nature.com/articles/289506a0.pdf https://www.wired.com/2015/06/silent-deadly-fatal-farts-immobilize-prey/ Image Sources: Doug Overton, www.newforestdragonflies.com (Video: https://youtu.be/Exbq0EvxPp8) Troutfodder (Video: https://youtu.be/cEgZL32HSxo) https://www.istockphoto.com/photo/wombat-gm175200854-21903939 https://commons.wikimedia.org/wiki/File:Certified_Wombat_Faeces.jpg https://www.istockphoto.com/photo/common-club-tail-or-dragonfly-at-dinner-gm172932548-6277260 https://www.istockphoto.com/photo/dragonfly-larva-underwater-gm1249601147-364218674 https://www.istockphoto.com/photo/dragonfly-larva-while-eating-a-dead-fish-gm1249600597-364218621 https://www.istockphoto.com/photo/asian-scorpion-forest-on-sand-in-tropical-garden-gm1250370063-364663921 https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0116639# https://commons.wikimedia.org/wiki/File:Ananteris_balzanii_adult_male.jpg https://www.istockphoto.com/photo/green-lizard-in-patagonia-argentina-that-recently-lost-its-tail-and-re-growing-it-gm1299407926-392036870 https://www.istockphoto.com/photo/sea-cucumber-gm470849241-29392202 https://www.istockphoto.com/photo/sea-cucumber-gm1083614724-290700966 https://commons.wikimedia.org/wiki/File:Actinopyga_caerulea_dents_anales.JPG https://commons.wikimedia.org/wiki/File:Echiodon_rendahli_(no_common_name).gif https://www.istockphoto.com/photo/sea-cucumber-on-a-sandy-seafloor-gm1286734173-383154454 https://commons.wikimedia.org/wiki/File:Stenus_biguttatus.jpg https://www.istockphoto.com/photo/young-striped-skunk-in-roadside-ditch-gm485589061-38079920 https://www.istockphoto.com/photo/bombardier-beetle-gm177234591-19587371 https://www.inaturalist.org/observations/28292677 https://www.istockphoto.com/photo/floating-red-paperclip-gm801777416-129981495 https://commons.wikimedia.org/wiki/File:Beaded_Lacewing_(27524510184).jpg


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