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How we can tell dinosaur brain size and shape from their skulls; Evidence from the brain of Thescelosaurus shows it may have burrowed; Plus an update on OrnithoscelidaFor links to every news story, all of the details we shared about Dracovenator, and our fun fact check out https://iknowdino.com/Dracovenator-Episode-492/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Dracovenator, a close relative of Dilophosaurus from the Jurassic of South Africa.In dinosaur news this week:Brain size varied in dinosaursTurns out, the dinosaur Thescelosaurus had a powerful sense of smell, a sensitive vestibular system, but terrible hearing—all which may mean it was a burrowerA new hiking trail with 134 sauropod dinosaur footprints is now open to the public in Colorado, according to The Denver GazetteThe Jean & Ric Edelman Fossil Park is opening in June in New JerseyListener Questions:What would a real "modern tyrannosaur" look like?Update on the Ornithoscelida debate (where theropods and ornithischians are grouped together). We also explain Saurischia (sauropods + theropods) and Phytodinosauria/Ornithischiformes (sauropods + ornithischians).Fun Fact: According to the Dinosaur Heresies, pterosaurs are dinosaurs.Thank you to our Sponsors!You can dig up real dinosaur bones this summer with Colorado Northwestern Community College! Join them for a two week immersive field paleontology experience digging up dinosaur bones from the Jurassic period in Northwest Colorado. There are two scheduled digs: July 6–July 20 and July 22–August 5. There are also two concurrent immersive lab techniques programs available. Get all the details and register online at cncc.edu/dinodigThis episode is brought to you by Rosetta Stone - The all-in-one language app. With Rosetta Stone, you'll have everything you need to learn a language and use it in the real world. They offer immersive lessons, writing prompts, and engaging activities to prepare you for real life conversations. You can pick and choose the lessons that work best for you and create a personalized experience that is both fun and engaging. Get ready for life's adventures with over 50% off for I Know Dino listeners at RosettaStone.com/dinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
How stiff were dinosaur tails? If you could find a complete skeleton of any dinosaur species, which would it be? Why are were dinosaurs so big if big sizes are evolutionary dead ends? It is the final episode of our third series and we put together just a few of the questions sent in from our Patreons and listeners. We plan on doing a live show answering more of your questions which you can watch on iszitube. We will let you know exact timings on Patreon and on Facebook. Big thank you to ALL our listeners and in particular our patrons who motivate us to keep going. In particular these wonderful people who inspired us with their questions. Glenn, Matt Potter, David Bax, Kath Bremer, Eleanor, James Psacoe, Konstantin Rybakov, David Lowe, João Barbosa, Howard Wiseman, Stephen Gatehouse and Gutza 1. Keep an ear to the ground for bonus episodes and you can hear these first, by signing up to Patreon. - as well as get extended interviews.
Dinosaur of the day Yamaceratops, a ceratopsian whose frill is heavily pitted, possibly for jaw muscle attachments. Interview with Ali Nabavizadeh, Assistant Professor of anatomy at Cooper Medical School of Rowan University. He studies the jaw musculature of herbivorous dinosaurs. Follow him on Twitter @Vert_Anatomist and check out his blog Anatomist's Guide. In dinosaur news this week: A large sauropod from the Late Cretaceous has been found in the Gobi Desert and it’s about 30-40% complete In Argentina 70 million year old dinosaur eggs were found possibly including embryos, skin, and teeth The “Tufts-Love” T. rex skull at the Burke Museum has found 100% of the skull and jaw bones by bone count including several that are rarely preserved Junchang Lü, one of the most prominent paleontologists in China, recently passed away at the beginning of October at the age of 53 Chilesaurus diegosuarezi, the first Jurassic dinosaur found in Chile, is going on exhibit at the Regional Museum of Aysen, in Coyhaique, Chile, next year An Allosaurus will be posed with a nest at the Smithsonian National Museum of Natural History since it may have looked after its young Jurassic World is selling Indoraptor masks, just in time for Halloween A study of 150 Ceolophysis—mostly from the same bonebed—show that early triassic dinosaurs had femora that changed significantly as they aged The data used to support the Ornithoscelida hypothesis had many errors, which casts some doubt on the conclusion that Ornithoscelida should replace the traditional Saurischia and Ornithischia groups A study of a baby Massospondylus and it’s forelimb strength shows that Massospondylus was bipedal for its entire life A simulation of Mussaurus (the earliest Jurassic sauropodomorph) showed its center of mass shifted as it grew, meaning that it was quadrupedal as a baby and bipedal as an adult Researchers used a program called niche mapper to model microclimates of Plateosaurus & Coelophysis, showing which environments they would prefer based on plumage and metabolic rates Reconstructions of dinosaur feeding musculature shows that they chewed in a way different than any animal alive today A study of emu and ostrich bones found many similarities with dinosaurs and suggests using bone microstructure to identify maturity Sauropodomorph inner ears vary significantly across groups: Diplodocoids have relatively smaller inner ear, while Giraffatitan has the largest known inner-ear By studying alligator and turkey arms we might be able to show which theropods could supinate their hands as they drew them to their body A study of dinosaur bearing sites from Dinosaur Park Formation in Alberta & Saskatchewan and the similar aged Judith River sites in Montana shows which locations were the most similar A new model of dinosaur diversity in the latest cretaceous shows that they were not in decline, but instead maybe slowing down or leveling off This episode is brought to you in part by TRX Dinosaurs, which makes beautiful and realistic dinosaur sculptures, puppets, and animatronics. You can see some amazing examples and works in progress on Instagram @trxdinosaurs To get access to lots of patron only content check out https://www.patreon.com/iknowdino For links to every news story, all of the details we shared about Yamaceratops, more links from Ali Nabavizadeh, and our fun fact check out https://iknowdino.com/Yamaceratops-Episode-205/
This week we'll discuss the Dinosaur Renaissance. We'll discuss feathers, hips, and mass extinction.
This week we'll discuss the Dinosaur Renaissance. We'll discuss feathers, hips, and mass extinction.
In the news: Three new dinosaurs were described, the Argentinian theropod Pandoravenator fernandezorum, the Nigerian ornithomimosaur Afromimus tenerensis, and the Chinese titanosaur Zhuchengtitan zangjiazhuangensis; A new Evo-Devo study recreates proto-feathers from chicken genes; A new debate on Ornithoscelida; New Jurassic World: Fallen Kingdom footage; and much more Dinosaur of the day Camarasaurus, a sauropod whose name means "chambered lizard" This episode is brought to you in part by TRX Dinosaurs, which makes beautiful and realistic dinosaur sculptures, puppets, and exhibits. You can see some amazing examples and works in progress on Instagram @trxdinosaurs To get access to lots of patron only content check out https://www.patreon.com/iknowdino For links to every news story, all of the details we shared about Camarasaurus, and our fun fact check out http://iknowdino.com/camarasaurus-episode-158/
In the news: A new trackway from Mongolia with a Gallimimus foot underneath; "Megatheropod" tracks found in Southern Africa from the Early Jurassic for the first time; A new summary of Ankylosaurus features estimates it at 8m (26ft) long and the largest individual weighed up to 8 tons; Update on Ornithoscelida; New dinosaur exhibits, posters, games, videos, clothes, and more Dinosaur of the day Augustynolophus, the official state dinosaur of California. This episode is brought to you in part by TRX Dinosaurs, which makes beautiful and realistic dinosaur sculptures, puppets, and exhibits. You can see some amazing examples and works in progress on Instagram @trxdinosaurs To get access to lots of patron only content check out https://www.patreon.com/iknowdino For links to every news story, all of the details we shared about Augustynolophus, and our fun fact check out http://iknowdino.com/augustynolophus-episode-156/
Interview with Matthew Baron from the University of Cambridge. He's the author of the paper which proposed reclassifying dinosaurs into Ornithoscelida instead of the classical Saurischia and Ornithischia In the news: We cover the first day of SVP; new Triceratops skull found near Denver, Colorado; new dinosaur exhibits; videos; planters; and more Dinosaur of the day Piatnitzkysaurus, a megalosaurid theropod that lived in the Jurassic in what is now Argentina. To get access to lots of patron only content check out https://www.patreon.com/iknowdino If you're interested in getting What Happened to Brontosaurus, check out the links on http://iknowdino.com/books/what-happened-to-brontosaurus/ For links to every news story, all of the details we shared about Piatnitzkysaurus, and our fun fact check out http://iknowdino.com/piatnitzkysaurus-episode-145/
In this shamefully delayed, but convincingly long episode: Ornithoscelida, the faces of Tyrannosaurs, and quite the rant on Arrival:Darren: ★★★★★★☆☆☆☆John: ★★☆☆☆☆☆☆☆☆
Some big dinosaur-related news dropped last week - so big we just had to talk about it! So here's a mini-episode (a small digression) about the new study by Baron et al., and the phenomenon that has paleontologists going crazy: Ornithoscelida. Read more about the study here: https://www.theatlantic.com/science/archive/2017/03/dinosaur-family-tree-saurischia-ornithischia-childhood-shattered-what-is-real-anymore/520338/ Follow and Support us on: Patreon: https://www.patreon.com/commondescentpodcast Twitter: https://twitter.com/CommonDescentPC Facebook: https://www.facebook.com/commondescentpodcast/ PodBean: https://commondescentpodcast.podbean.com/ iTunes: https://itunes.apple.com/us/podcast/the-common-descent-podcast/id1207586509?mt=2 Stitcher: http://www.stitcher.com/podcast/common-descent/the-common-descent-podcast The Podcast music is “On the Origin of Species” by Protodome. More music like this at http://ocremix.org.
¡Revolución en la clasificación de los dinosaurios! Damos la bienvenida a Ornithoscelida, pero también hablamos de Kong y las noverdades de Jurassic World.