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Uploaded:	2021-11-16
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Jellyfish, corals, anemones… they have a couple things in common. They’re all cnidarians, and they all seem like they don’t really have a whole lot going on. They just sort of float around! But looks can be deceiving: this mysterious, blobby phylum holds many secrets!Head to https://www.patreon.com/SciShowTangents to find out how you can help support SciShow Tangents, and see all the cool perks you’ll get in return, like bonus episodes and a monthly newsletter!And go to https://store.dftba.com/collections/scishow-tangents to buy your very own, genuine SciShow Tangents sticker!A big thank you to Patreon subscriber Garth Riley for helping to make the show possible!Follow us on Twitter @SciShowTangents, where we’ll tweet out topics for upcoming episodes and you can ask the science couch questions! While you're at it, check out the Tangents crew on Twitter: Ceri: @ceriley Sam: @slamschultz Hank: @hankgreen[Trivia Question]Jellyfish with or against currenthttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC6937341/[Fact Off]Moon jelly vortexhttps://www.eurekalert.org/news-releases/626033https://www.newscientist.com/article/2264056-jellyfish-push-off-a-pocket-of-water-under-their-bell-to-swim-faster/https://www.cbc.ca/radio/quirks/jan-9-covid-19-and-fighting-viral-evolution-ice-age-wolf-pup-and-more-1.5865449/jellyfish-are-the-ocean-s-most-efficient-swimmers-here-s-how-they-do-it-1.5865457Boxer crabs and sea anemones https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5289105/https://www.researchgate.net/publication/274037895_Bonsai_anemones_Growth_suppression_of_sea_anemones_by_their_associated_kleptoparasitic_boxer_crab^ pictures in both these links[Ask the Science Couch]Peeing on jellyfish stingClip: https://www.youtube.com/watch?v=ZjTKKFSb9h8https://www.mdpi.com/2072-6651/9/3/105/htm?xid=PS_smithsonianhttps://www.smithsonianmag.com/travel/how-fix-jellyfish-sting-180963582/https://www.smithsonianmag.com/science-nature/whats-behind-that-jellyfish-sting-2844876/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4728541/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3773479/[Butt One More Thing]Coral - good poop (clam) bad poop (surgeonfish)https://pubmed.ncbi.nlm.nih.gov/33841351/https://pubmed.ncbi.nlm.nih.gov/33326418/https://www.frontiersin.org/articles/10.3389/fphys.2020.621111/full