Sea creatures abound this week, as scientists make discoveries about scallop eyes and use models to help figure out the age old mystery, "Which came first, comb jellies or the sea sponge?” We're conducting a survey of our viewers! If you have time, please give us feedback: www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Stefan Chin ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, 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: Scallop www.eurekalert.org/pub_releases/2017-11/aaft-sem112717.php science.sciencemag.org/content/358/6367/1172 www.nytimes.com/2017/11/30/science/scallops-eyes.html www.livescience.com/61081-scallop-mirror-eyes.html www.theatlantic.com/science/archive/2017/11/scallops-have-eyes-and-each-one-builds-a-beautiful-living-mirror/547115/ www.sciencemag.org/news/2017/11/hubble-bubble-scallop-eyes-act-just-tiny-telescopes www.sciencenews.org/article/scallops-amazing-eyes-use-millions-tiny-square-crystals-see www.theverge.com/2017/11/30/16719146/king-scallop-eyes-mirror-lens-optics-biomimicry www.sussex.ac.uk/lifesci/landlab/ www.bristol.ac.uk/news/2012/8865.html pubs.acs.org/doi/full/10.1021/cg0704753 Jellies/Sponge www.cell.com/current-biology/fulltext/S0960-9822(17)31453-7 www.nature.com/news/genome-reveals-comb-jellies-ancient-origin-1.12176 www.theguardian.com/science/2017/nov/30/evolution-row-ends-as-scientists-declare-sponges-to-be-sister-of-all-animals www.smithsonianmag.com/smart-news/scientists-think-comb-jellies-may-have-come-all-other-animals-180962858/ www.iflscience.com/plants-and-animals/sponges-not-comb-jellies-are-our-deepest-ancestors/ www.britannica.com/animal/sponge-animal medium.com/@caseywdunn/who-is-our-most-distant-animal-relative-4309b9fe4e48 www.ucmp.berkeley.edu/cnidaria/ctenophora.html ---------- Images: bmcecol.biomedcentral.com/articles/10.1186/1472-6785-8-16 commons.wikimedia.org/wiki/File:Scallop_(PSF).png commons.wikimedia.org/wiki/File:Restaurant_scallop.jpg commons.wikimedia.org/wiki/File:Scallop_eyes2.jpg commons.wikimedia.org/wiki/File:Carpenter-bee%27s_eyes_(6863583347).jpg commons.wikimedia.org/wiki/File:Eye_iris.jpg www.eurekalert.org/multimedia/pub/156924.php commons.wikimedia.org/wiki/File:Hubble_01.jpg commons.wikimedia.org/wiki/File:Green_and_yellow_sea_sponges,_Antarctica.JPG commons.wikimedia.org/wiki/File:Comb_jellies-mba.jpg

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