From new insights into how we classify dinosaurs, to the structure of their feathers, to the timeline of their embryonic development, paleontologists are still making cool discoveries all the time! Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters—we couldn't make SciShow without them! Shoutout to Kevin Bealer, Mark Terrio-Cameron, KatieMarie Magnone, Patrick Merrithew, Charles Southerland, Fatima Iqbal, Sultan Alkhulaifi, Tim Curwick, Scott Satovsky Jr, Philippe von Bergen, Bella Nash, Chris Peters, Patrick D. Ashmore, Piya Shedden, Charles George ---------- 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: Hips: rstb.royalsocietypublishing.org/content/371/1691/20150219 blogs.scientificamerican.com/laelaps/most-dinosaur-species-are-still-undiscovered/ www.theatlantic.com/science/archive/2017/03/dinosaur-family-tree-saurischia-ornithischia-childhood-shattered-what-is-real-anymore/520338/ www.nature.com/nature/journal/v543/n7646/full/nature21700.html Tail in amber: www.sciencemag.org/news/2016/12/dinosaur-tail-trapped-amber-sheds-light-evolution-feathers www.sciencedirect.com/science/article/pii/S0960982216311939 Eggs: www.eurekalert.org/pub_releases/2017-01/amon-rod122816.php phys.org/news/2017-01-hatch-dinosaur-egg-months.html www.pnas.org/content/114/3/540.full www.psi.edu/epo/ktimpact/ktimpact.html Images: commons.wikimedia.org/wiki/File:Ornithischia_pelvis.png commons.wikimedia.org/wiki/File:Saurischia_pelvis.png commons.wikimedia.org/wiki/File:Diplodocus_size_comparison.png commons.wikimedia.org/wiki/File:Anchiornis_feathers.jpg commons.wikimedia.org/wiki/File:Archaeopteryx-modern_bird_tails.png commons.wikimedia.org/wiki/File:Parrot-feather.jpg en.wikipedia.org/wiki/File:FeatherMagnified.JPG commons.wikimedia.org/wiki/File:Hatchling_birds_in_nest_with_eggs.jpg commons.wikimedia.org/wiki/File:Glaucus_gull_(Larus_hyperboreus)_with_its_hatchling,_Svalbard.jpg www.eurekalert.org/multimedia/pub/130003.php?from=346553 www.eurekalert.org/multimedia/pub/130002.php?from=346553