If you get most of your information about ancient animals from vintage cartoons or action figures, then a lot of things that you think of as "dinosaurs" actually weren't. Learn about the definition of true dinosaurs and the evolutionary relationships shared by the non-dino reptiles that lived on land, in the sea, and in the air.
----------
Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow
Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow
----------
Looking for SciShow elsewhere on the internet?
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
Thanks Tank Tumblr: http://thankstank.tumblr.com
Sources:
http://pubs.usgs.gov/gip/dinosaurs/all.html
http://www.ucmp.berkeley.edu/diapsids/pterosauria.html
http://plesiosauria.com/evolution.php
http://www.ucmp.berkeley.edu/diapsids/ichthyosauria.html
http://www.wisegeek.com/what-are-mosasaurs.htm
http://history.nd.gov/activities/MosasaurFunFacts.pdf
http://www.ucmp.berkeley.edu/taxa/verts/diapsida.php
https://archosaurmusings.wordpress.com/2008/06/15/pterosaur-origins-where-did-they-come-from/
http://www.sciencedaily.com/releases/2012/04/120417221713.htm
http://biology.fullerton.edu/biol325/phylo/im/handout1.gif
Originally collected by
fetching...
(
less)
