A new oldest dinosaur from the Northern hemisphere

The discovery of a new Psittacosaurus species from a braincase, how spinosaur brains adapted for eating fish, revisiting T. rex intelligence, and many more dinosaur brain updatesFor links to every news story, all of the details we shared about Tatankacephalus, and our fun fact check out https://iknowdino.com/Tatankacephalus-Episode-547/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Tatankacephalus, the "bison-headed" armored dinosaur.In dinosaur news this week:A skull, including a braincase, is enough to tell us there’s a new Psittacosaurus species, Psittacosaurus houiStudying dinosaur brains is an evolving fieldBrain size varied in dinosaursCeratopsians became less intelligent and had worse hearing and a worse sense of smell as they evolved to larger sizesOrnithopods, and especially hadrosaurs, had bigger brains than we thoughtThescelosaurus had a powerful sense of smell, a sensitive vestibular system, but terrible hearing—all which may mean it was a burrowerA study of spinosaur brains and skulls helps show how they adapted to eat fishLiving birds have high EQs which they evolved from non-avian dinosaurs (although we don't really use EQs much anymore)Shuvuuia may not have had specialized hearingThe enantiornithe Navaornis hestiae tells us a lot about bird brainsUnique brain shape in birds may be why birds survived non-avian dinosaurs after the mass extinction eventParrots and humans may use similar brain mechanisms to produce complex soundsBird brains (and our brains) are wired for taking turns when communicatingT. rex had the intelligence of a baboon paperRebuttal to T. rex baboon intelligence paper This episode is brought to you by our patrons. Their generous contributions make our podcast possible! You can now save 10% by paying annually. Go to Patreon.com/iknowdino to sign up and help us keep creating I Know Dino every week.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

4 Sep 1h 18min

New support for Troodon as a valid dinosaur genus. Plus Dr. Kenneth Lacovara joins us to discuss the Edelman Fossil Park & Museum, Colossal Biosciences, Dreadnoughtus, Jurassic Park, and more.For links to every news story, all of the details we shared about Veterupristisaurus, links from Kenneth Lacovara, and our fun fact check out https://iknowdino.com/Veterupristisaurus-Episode-546/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Veterupristisaurus, a carcharodontosaurid theropod that lived in the Jurassic in what is now Tanzania.Interview with Dr. Kenneth Lacovara, a paleontologist, professor, explorer, science communicator (a TED speaker and author), Explorer’s Club medalist, and he is the founding dean of the School of Earth & Environment at Rowan University, executive director of the Edelman Fossil Park & Museum, and he serves on the Board of Scientific Advisors for Colossal BiosciencesIn dinosaur news this week:Is Troodon a legit dinosaur? (these authors say yes)Based on their jaw mechanics, troodontids may have been omnivores Our Styracosaurus patch is back for a limited time! Join our patreon at the Silesaurus tier or above by the end of August 2025 to get the exclusive patch. You’ll also get a 30 days of dinosaurs PDF booklet, ebooks, shoutouts, I Know Paleo episodes, and a portion of the proceeds will go to charities supporting paleontology. If you're already a patron at the make sure to update your address so we can send you the patch! patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

21 Aug 1h 15min

Silesaurs are definitely dinosauromorphs (close relatives of dinosaurs) but were they true dinosaurs?For links to every news story, all of the details we shared about Planicoxa, and our fun fact check out https://iknowdino.com/Planicoxa-Episode-545/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Planicoxa, an iguanodont known from its flat hips with a species name that means "poison".In dinosaur news this week:There’s a new silesaurid, Itaguyra occulta, whose name means "Stone Bird" in Tupi—a language from Southern Brazil where it was foundA new large femur found in Zambia may have been from a 10ft (3m) long silesaur—quite large for theProbable silesaur arm and leg bones from the Late Triassic were described from what is now Texas Our Styracosaurus patch is back for a limited time! Join our patreon at the Silesaurus tier or above by the end of August 2025 to get the exclusive patch. You’ll also get a 30 days of dinosaurs PDF booklet, ebooks, shoutouts, I Know Paleo episodes, and a portion of the proceeds will go to charities supporting paleontology. If you're already a patron at the make sure to update your address so we can send you the patch! patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

7 Aug 46min

Two new species, Zhongyuansaurus junchangi and Tianzhenosaurus chengi. How paleontologists use details in the ankylosaur armor to identify the species. Plus, the first ever ankylosaurid (tail club-wielding ankylosaur) footprint.For links to every news story, all of the details we shared about Mojoceratops, and our fun fact check out https://iknowdino.com/Mojoceratops-Episode-544/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Mojoceratops, a ceratopsian that got its mojo from its frill.In dinosaur news this week:A new ankylosaur, Zhongyuansaurus junchangi, with "swallowtail" shaped tail armorA good overview of how osteoderm patterns vary between different ankylosaur speciesThe best way to distinguish ankylosaur species is probably by comparing skullsA new ankylosaur skull led to another new ankylosaur species being named: Tianzhenosaurus chengiNew ankylosaur fossils were excavated in Argentina, a rare find for South AmericaOsteoderms may have helped dinosaurs live in arctic conditions Our Styracosaurus patch is back for a limited time! Join our patreon at the Silesaurus tier or above by the end of August 2025 to get the exclusive patch. You’ll also get a 30 days of dinosaurs PDF booklet, ebooks, shoutouts, I Know Paleo episodes, and a portion of the proceeds will go to charities supporting paleontology. If you're already a patron at the make sure to update your address so we can send you the patch! patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

24 Juli 44min

We saw Jurassic World Rebirth on opening day, but haven't discussed it with each other yet. We share all our favorite moments, dinosaurs, and theories about the movie.For all of our fun facts and other details go to https://iknowdino.com/-Episode-543/In this episode, we break down the horror-infused tone of Jurassic World: Rebirth, from malfunctioning park systems to scary Mosasaurus sequences. We explore standout scenes like Bronto Billy’s first appearance in NYC, the Quetzalcoatlus and Spinosaurus teaming up with the Mosasaur. We give our thoughts on the all new cast including Scarlett Johansson (Zora Bennett), Mahershala Ali (Duncan Kincaid), Jonathan Bailey (Dr. Henry Loomis), and other minor characters.We also dive into updated animal portrayals—like the adorable backpack-sized Aquilops named Dolores, the eerie hybrid Mutadon, and the menacing Distortus rex—along with practical effects and callbacks to earlier films. Finally, we debate what worked, what didn’t, favorite dinos, and lingering questions about the sequel’s direction.Our Styracosaurus patch is back for a limited time! Join our patreon at the Silesaurus tier or above by the end of August 2025 to get the exclusive patch. You’ll also get a 30 days of dinosaurs PDF booklet, ebooks, shoutouts, I Know Paleo episodes, and a portion of the proceeds will go to charities supporting paleontology. If you're already a patron at the make sure to update your address so we can send you the patch! patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

10 Juli 1h 29min

New species, old species, size, behavior, and everything we else we know about Allosaurus!For links to every news story, sources about Allosaurus, and our fun fact check out https://iknowdino.com/Allosaurus revisited-Episode-542/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Allosaurus, the quintessential (Late) Jurassic theropod.In dinosaur news this week:Free dinosaur event with the Colorado Northwestern Community College Paleo Crew on June 28Some of the topics from our Allosaurus discussion:There are multiple species, including A. fragilis and A. jimmadseniDebate over the species A. europaeusWhether A. europaeus could be A. fragilisThere's also a new species (and no more Saurophaganax): A. anaxPlus, we get into its Bone Wars history, the Cleveland-Lloyd Dinosaur Quarry, other former species, its hunting and scavenging habits, all the pathologies, what its habitat was like, future research, and more Dire wolves are the subject of the latest episode of I Know Paleo, an exclusive series for Triceratops patrons and up. We release new episodes (selected by our patrons) monthly. Get access to all 28 I Know Paleo episodes and every future episode (plus other rewards) by joining at Patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

27 Juni 1h 12min

Dr. Michael O'Sullivan joins to discuss his part in bringing dinosaurs to Dungeons & Dragons (and Pathfinder). We also cover the latest and greatest AI methods used in paleontology. Plus two new "compsognathid-like" dinosaurs and an ankylosaur for our dinosaur of the day.For links to every news story, all of the details we shared about Panoplosaurus, links from Michael O’Sullivan, and our fun fact check out https://iknowdino.com/Panoplosaurus-Episode-541/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Panoplosaurus, an ankylosaur with nasal passages that resemble a French horn.Interview with Michael O’Sullivan, an Irish based paleontologist and writer and researcher for Palaeogames, which specializes in introducing realistic dinosaurs and other extinct animals into Tabletop Role-Playing Games.In dinosaur news this week:There are two new compsognathid-like dinosaurs: Sinosauropteryx lingyuanensis and Huadanosaurus sinensisPatron spotlight: Toon Rex shared their short story "A Meal Fit For a King"Fun Fact: AI is helping us identify dinosaur bones and might soon help to reconstruct whole animals from just a few bones. If you have access to 3D digitized dinosaur bones and you're willing to share them, email JP at juanpbusso@gmail.com This episode is brought to you by Sauros: the dino trick-taking puzzle game! Featuring beautiful mahjong-like tiles, paleoart-covered playmats, and custom dice and tokens. Get yours for just $40 at Kickstarter now!See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

12 Juni 58min

Uriash kadici and Petrustitan hungaricus lived on Hateg island and would have had to deal with the murder giraffe—Hatzegopteryx. Plus the "titan of salt" Chadititan. We also celebrate world metrology day with some dinosaur size comparisons.For links to every news story, all of the details we shared about Eodromaeus, and our fun fact check out https://iknowdino.com/Eodromaeus-Episode-540/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Eodromaeus, the aptly named "dawn runner".In dinosaur news this week:There are two new titanosaur dinosaurs from Hateg Island: Uriash kadici (the largest known from the island) and Petrustitan hungaricus (formerly lumped with Magyarosaurus)There’s another new titanosaur dinosaur, Chadititan calvoi, from Patagonia that was very small for a titanosaur This episode is brought to you by Sauros: the dino trick-taking puzzle game! Featuring beautiful mahjong-like tiles, paleoart-covered playmats, and custom dice and tokens. Get yours for just $40 at Kickstarter now!See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

30 Maj 41min