YouTube: https://youtube.com/watch?v=e1R81gTT0M8
Previous: The Strange Physics Behind the Smell of Rubber Bands
Next: Why Can't We Make Spider Silk?

Categories

Statistics

View count:1,060
Likes:111
Dislikes:0
Comments:26
Duration:10:11
Uploaded:2019-02-03
Last sync:2019-02-03 17:10
Sharks come in a lot of different shapes and sizes and many of them don't look like the ones you see in movies. Here are seven sharks that went down some decidedly strange evolutionary paths.

Hosted by: Hank Green

SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
----------
Dooblydoo thanks go to the following Patreon supporters: Alex Schuerch, Alex Hackman, Andrew Finley Brenan, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters
----------
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:
Great whites:
https://www.upi.com/Great-white-sharks-Awesome-18-ton-bites/75811218033526/
(https://zslpublications.onlinelibrary.wiley.com/doi/abs/10.1111/j.1469-7998.2008.00494.x)
http://elasmo-research.org/education/topics/p_shark_speed.htm
Greenland sharks:
https://www.wired.com/2014/02/creature-feature-10-fun-facts-greenland-shark/
https://www.sciencemag.org/news/2016/08/greenland-shark-may-live-400-years-smashing-longevity-record
— (http://science.sciencemag.org/content/353/6300/702)
— (https://www.cell.com/abstract/S0092-8674(13)00072-X )
https://www.npr.org/sections/health-shots/2016/08/11/489229041/talk-about-an-ancient-mariner-greenland-shark-is-at-least-272-years-old
https://www.bbc.com/news/science-environment-37047168
Thresher sharks:
https://www.nationalgeographic.com/science/phenomena/2013/07/10/thresher-sharks-hunt-with-huge-weaponised-tails/
— (https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0067380 )
Sawsharks:
http://elasmo-research.org/education/shark_profiles/pristiophoriformes.htm
https://www.sciencemag.org/news/2015/09/sawfish-teeth-didn-t-pave-way-modern-chompers
https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/ampullae-of-lorenzini
https://ocean.si.edu/ocean-life/sharks-rays/sharks
Goblin sharks:
https://www.floridamuseum.ufl.edu/discover-fish/species-profiles/mitsukurina-owstoni/
https://www.wired.com/2013/10/absurd-creature-goblin-shark/
Wobbegongs:
https://www.floridamuseum.ufl.edu/discover-fish/species-profiles/orectolobus-maculatus/
http://otlibrary.com/wobbegong-shark/
https://ocean.si.edu/ocean-life/sharks-rays/wobbegong-shark
Frilled sharks:
http://mentalfloss.com/article/60129/11-fascinating-facts-about-frilled-shark
http://www.discovery.com/tv-shows/shark-week/types-of-shark/frilled-shark/
https://www.wired.com/2014/11/absurd-creature-week-nightmarish-shark-lures-victims-effed-teeth/?mbid=social_twitter
http://marinebio.org/species.asp?id=1485
Catsharks:
https://news.nationalgeographic.com/2016/04/160425-biofluorescence-glowing-catsharks-shark-eye-camera/
(https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4843165/ )
------
Images:
https://tinyurl.com/ya4vle29
https://tinyurl.com/y92xfnyf
https://tinyurl.com/yd4bqytd
https://www.flickr.com/photos/noaaphotolib/14318817140/in/photolist-nPiFtA
https://tinyurl.com/y8rzm5gy
https://tinyurl.com/y9cwwont
https://commons.wikimedia.org/wiki/File:Greenland_shark_profile.jpg
https://tinyurl.com/ych3bbrg
https://youtu.be/OA98bN7mxjw
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0067380#
https://en.wikipedia.org/wiki/File:Pristiophorus_japonicus_cropped.jpg
https://commons.wikimedia.org/wiki/File:Pliotrema_warreni_REGAN,_1906.jpg
https://commons.wikimedia.org/wiki/File:Lorenzini_pores_on_snout_of_tiger_shark.jpg
https://tinyurl.com/y866w5bt
https://commons.wikimedia.org/wiki/File:Mistukurina_owstoni_museum_victoria_-_head_detail.jpg
https://tinyurl.com/yb8947k6
https://www.eurekalert.org/multimedia/pub/121623.php?from=335612
https://www.eurekalert.org/multimedia/pub/121622.php?from=335612
https://tinyurl.com/y7wta3oo
https://tinyurl.com/yc87mclf
https://tinyurl.com/y7tnw2v5
https://tinyurl.com/yax73mf8
https://tinyurl.com/y732ld2h
https://commons.wikimedia.org/wiki/File:Chlamydoselachus_anguineus2.jpg
https://commons.wikimedia.org/wiki/File:Frilled_shark_head2.jpg
https://commons.wikimedia.org/wiki/File:Chlamydoselachus_anguineus_(mouth_and_teeth)_by_OpenCage.jpg
https://commons.wikimedia.org/wiki/File:Chlamydoselachus_anguineus_head.jpg
https://tinyurl.com/ycwga77d
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4843165/
https://tinyurl.com/y8k62j46
https://youtu.be/_3-rB4HjK-Y
No transcript to display.