How to Eat When You Dont Have a Mouth Lessons From 5 Animals

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Not all animals have a mouth, or even need one to eat! These different feeding strategies can teach us a lot about our ancestors and how they went from not needing a mouth at all to only eating with one. • Hosted by: Hank Green • 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: / scishow • ---------- • Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: • Kevin Bealer, Jacob, Katie Marie Magnone, D.A. Noe, Charles Southerland, Eric Jensen, Christopher R Boucher, Alex Hackman, Matt Curls, Adam Brainard, Jeffrey McKishen, Scott Satovsky Jr, Sam Buck, Ron Kakar, Chris Peters, Kevin Carpentier, Patrick D. Ashmore, Piya Shedden, Sam Lutfi, Charles George, Christoph Schwanke, Greg • ---------- • Looking for SciShow elsewhere on the internet? • Facebook: / scishow • Twitter: / scishow • Tumblr: / scishow • Instagram: / thescishow • ---------- • Sources: • Trichoplax adhaerens • https://doi.org/10.1093/icb/icm015 • https://doi.org/10.1371/journal.pone.... • https://doi.org/10.1038/nature07191 • https://doi.org/10.1016/j.cub.2014.05... • Bryozoans • https://doi.org/10.1007/s12526-019-00... • https://animaldiversity.org/accounts/... • https://doi.org/10.1666/13-029 • https://doi.org/10.1111/pala.12189 • Hydra vulgaris • https://doi.org/10.1016/j.bpj.2016.01... • https://doi.org/10.1002/bies.200800183 • Paracatenula • https://doi.org/10.1371/journal.pone.... • https://doi.org/10.1073/pnas.1105347108 • https://doi.org/10.1073/pnas.1818995116 • Hagfish • https://doi.org/10.1098/rspb.2010.2784 • https://doi.org/10.1038/srep00131 • https://animaldiversity.org/accounts/... • Images: • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://commons.wikimedia.org/wiki/Fi... • https://en.wikipedia.org/wiki/File:Po... • https://oceanservice.noaa.gov/educati... • https://www.inaturalist.org/observati... • https://www.inaturalist.org/observati... • https://www.eurekalert.org/multimedia... • https://www.eurekalert.org/pub_releas... • https://commons.wikimedia.org/wiki/Fi... • https://www.eurekalert.org/multimedia... • https://vimeo.com/290672261 • https://www.flickr.com/photos/dirtsai... • https://en.wikipedia.org/wiki/File:Ep...

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