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 28 Some 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/iknowdino See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

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.

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.

We have loved Franco's art longer than we knew the term "paleoart". He joins to explain his process of illustrating for books–including ours. Plus a new sauropodomorph with a big head named Lishulong wangi. For links to every news story, all of the details we shared about Chilantaisaurus, and our fun fact check out https://iknowdino.com/Chilantaisaurus-Episode-539/ Dinosaur of the day Chilantaisaurus, an very large theropod with impressive claws. In dinosaur news this week:There’s a new sauropodomorph dinosaur, Lishulong wangi, and it had a large skull Over two decades, Franco has illustrated more than 50 books on dinosaurs and prehistoric mammals for major publishers worldwide. His piece “T. rex couple vs. Dakotaraptor pack” won the 2016 John J. Lanzendorf-National Geographic PaleoArt Prize. He compares the scene to lions defending a kill from hyenas, highlighting the possible social dynamics between top predators and opportunistic rivals. Check out his illustrations and the text of the interview here: iknowdino.com/franco-tempesta-on-bringing-dinosaurs-to-life-through-art/ Our new book I Know Dino!: Amazing Breakthroughs, Mega Mistakes, and Unsolved Mysteries in Dinosaur Science is available now! Get the most up-to-date facts and paleoart of many of the most striking dinosaurs at bit.ly/iknowdinobook or sign up at the Tyrannosaurus level or above by May 31, 2025 at patreon.com/iknowdino to get an autographed copy from us! See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

We bring back our fan-favorite segment: Dinosaurs on Trial! Patrons submitted dinosaur “crimes,” and we argue the cases like whether or not compsognathids are misidentified juvenile theropods. Plus a new ornithomimid from Uzbekistan named Dzharacursor. For links to every news story, all of the details we shared about Nurosaurus, and our fun fact check out https://iknowdino.com/Nurosaurus-Episode-538/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Nurosaurus, an informally named sauropod with a stress fracture in its toe. In dinosaur news this week:There’s a new ornithomimid dinosaur, Dzharacursor bissektensis, that may contain medullary bone  For our Dinosaurs on Trial segment, patrons submitted dinosaur “crimes,” and we argue the cases:Did Ankylosaurus cruelly attack a mother T. rex in Walking With Dinosaurs?Are compsognathids just mislabeled juvenile theropods?Did T. rex throw the fight against Spinosaurus in Jurassic Park 3?Did T. rex really hunt with F-14s?Was Oviraptor a misunderstood parent or an egg thief? Vote on our Patreon to decide who’s guilty! patreon.com/iknowdino See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Interview with Tone Blakesley, who recently described 131 dinosaur footprints on the Isle of Skye, Scotland. The tracks include those made by Megalosaurus and Cetiosaurus (or close relatives) and Tone made an accompanying documentary for the paper. For links to every news story, all of the details we shared about Ornithodesmus, links from Tone Blakesley, and our fun fact check out https://iknowdino.com/Ornithodesmus-Episode-537/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Ornithodesmus, a dinosaur that was first thought to be a bird based on its hip bones (sacrum) and later considered to be a pterosaur. Interview with Tone Blakesley, a Master's graduate University of Edinburgh and lead author of a new paper about 131 dinosaur footprints on the Isle of Skye in Scotland In dinosaur news this week:Tone Blakesley's new paper describing a Middle Jurassic lagoon preserved in modern day ScotlandThe documentary of the tracks that Tone made to accompany the paper  This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones from the Jurassic Period in Northwest Colorado this summer. For details go to CNCC.edu/dinodig See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Yuanmouraptor wasn't a raptor or a megaraptorid, but it did have two foot long jaws full of sharp, serrated, teeth. Plus a "noble" tyrannosauroid, Kileskus, that had a long crest down its head and lived about 100 million years before T. rex. For links to every news story, all of the details we shared about Kileskus, and our fun fact check out https://iknowdino.com/Kileskus-Episode-536/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Kileskus, one of the oldest known tyrannosauroids. It lived in the Middle Jurassic of what is now Siberia. In dinosaur news this week:There’s a new carnivorous metriacanthosaurid dinosaur, Yuanmouraptor jinshajiangensis  This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones from the Jurassic Period in Northwest Colorado this summer. For details go to CNCC.edu/dinodig See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Duonychus tsogtbaatari was found in what is now Mongolia with strong evidence that it only had two fingers on each hand. Plus the Jurassic World: Rebirth trailer, Walking with Dinosaurs is coming back, and more. For links to every news story, all of the details we shared about Sinovenator, and our fun fact check out https://iknowdino.com/Sinovenator-Episode-535/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Sinovenator, a common troodontid, one of which was found curled up in a sleeping posture similar to Mei long. In dinosaur news this week:There’s a new therizinosaur with just two large claws per hand, Duonychus tsogtbaatariThere’s a trailer for Jurassic World: RebirthBBC’s Walking with Dinosaurs revival is coming out later this yearThere’s a new dinosaur horror comedy, called The Invisible RaptorPetition to save "Tyra" the "world's largest dinosaur" in DrumhellerPetition to make T. rex the U.S. national fossil  This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones from the Jurassic Period in Northwest Colorado this summer. For details go to CNCC.edu/dinodig See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Tameryraptor markgrafi is a significant dinosaur that was named by an even more significant paleontologist. But only photos and a braincase of it remain. For links to every news story, all of the details we shared about Dakotadon, and our fun fact check out https://iknowdino.com/Dakotadon-Episode-534/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Dakotadon, an ornithopod that was originally pronounced the "first species from the United States that can be clearly referred to the European genus Iguanodon". In dinosaur news this week:The newly named Tameryraptor is such a significant find that it could be considered the original Carcharodontosaurus  This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones from the Jurassic Period in Northwest Colorado this summer. For details go to CNCC.edu/dinodig See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Archaeocursor may have been named after an April Fool's Joke, but it was a real dinosaur. For links to every news story, all of the details we shared about Earl Sinclair, and our fun fact check out https://iknowdino.com/Earl Sinclair-Episode-533/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaurs of the day: Earl Sinclair, Godzilla, & Cryptids. In dinosaur news this week:There is a Shady dinosaur, and it's a TriceratopsA Stegosaurus just sold for over 13 million dollars using shares as a sort of "investment"An Apatosaurus sold in Europe for about 6 million EurosArchaeocursor asiaticus is the oldest known ornithischian from AsiaA 47 gram (1.7 ounce) enantiornithine bird was described with "robust teeth" and feather tracesThe "short pubis" enantiornithean bird, Novavis pubisculata, was named from the Early Cretaceous of ChinaNavaornis hestiae was named after the Greek goddess Hestia, the oldest and youngest Olympian (Navaornis is an old bird with a modern looking skull)Baminornis zhenghensis may be the first bird to ever evolve a pygostyle (to support tail feathers)A new Archaeopteryx specimen was described (making it the 14th of all time)  This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones from the Jurassic Period in Northwest Colorado this summer. For details go to CNCC.edu/dinodig See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

A pair of Yuanyanglong were found together in the summer of 2021 after fossilizing together for 100 million years. Plus our Dino Duels continue For links to every news story, all of the details we shared about Phuwiangosaurus, and our fun fact check out https://iknowdino.com/Phuwiangosaurus-Episode-532/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Phuwiangosaurus, the first sauropod named from Thailand. In dinosaur news this week:There’s a new oviraptorosaurian dinosaur, Yuanyanglong bainian, the "lovebird dragon"  This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones from the Jurassic Period in Northwest Colorado this summer. For details go to CNCC.edu/dinodig See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The sauropodomorph Ahvaytum is several million years older than any previously known dinosaur from Laurasia. And there are some even older tracks. Plus the results of the sweet sixteen round of our dino duels bracket. For links to every news story, links to our new book, and our fun fact check out https://iknowdino.com/200_years_of_dinosaurs-Episode-531/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. 200 years of dinosaurs, our book titled I Know Dino! will be published soon with National Geographic Kids! Pre-order your copy at https://bit.ly/ikdbook2025 if you tell us you ordered it at https://bit.ly/iorderedthebook we'll send you an addendum with a dozen more dinosaurs we had to cut from the book. In dinosaur news this week:A new sauropodomorph shows that dinosaurs were living in the northern hemisphere way earlier than previously thought  This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones from the Jurassic Period in Northwest Colorado this summer. For details go to CNCC.edu/dinodig See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Huaxiazhoulong is one of the most complete ankylosaurs ever found (except for the head). Plus "Apex" the extremely expensive Stegosaurus is now on public display. For links to every news story, all of the details we shared about Pawpawsaurus, and our fun fact check out https://iknowdino.com/Pawpawsaurus-Episode-530/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Pawpawsaurus, an ankylosaur with a well preserved skull which preserved the first nodosaurid eyelids. In dinosaur news this week:The most expensive dinosaur ever sold at auction, the Stegosaurus "Apex", is now on display at the American Museum of Natural History.The new ankylosaur, Huaxiazhoulong shouwen, is nearly complete (from the shoulders back).  This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones from the Jurassic Period in Northwest Colorado this summer. For details go to CNCC.edu/dinodig See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Happy March! We're celebrating with a friendly Dino Duels Competition. Fill out a bracket to predict which dinosaur will win their matchups and you could win a prize! For links to every news story, all of the details we shared about Cumnoria, and our fun fact check out https://iknowdino.com/Cumnoria-Episode-529/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Cumnoria, another dinosaur that was considered to be Camptosaurus for a while. Here are the steps to enter the Dino Duels Competition:Check out our interactive Dinosaur Bracket at bit.ly/dinoduelsbracket and predict the dinosaur championsThen copy over your picks and submit them in the Google Form by March 11, 2025 at bit.ly/dinoduelspicksGo to bit.ly/dinoduelsrules for all the rules for the Dino Duels Competition  This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones from the Jurassic Period in Northwest Colorado this summer. For details go to CNCC.edu/dinodig See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Dinosaurs had a complex relationship with fungi and plants. We explore whether dinosaurs ate psychedelics, if they aided plant evolution, and even a carnivorous fungus. For links to the main sources, all of the details we shared about Jeholornis, and our fun fact check out https://iknowdino.com/Jeholornis-Episode-528/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Jeholornis, the first known bird to eat fruit. Some of the main topics in this episode:The psychotropic fungus ergot in the CretaceousFungi in dinosaurian (Isisaurus) coprolitesDinosaurs feeding on flowering plantsDinosaur—angiosperm coevolution revisited"Hunting the Snark: the flawed search for mythical Jurassic angiosperms"Angiosperm evolution using phylogenomicsPossible pre-Cretaceous origin of flowering plantsAncient pollen that may be from angiospermsHow the end-Cretaceous extinction led to modern rainforestsHow plants fared after the end-Cretaceous mass extinction  Last chance to Join our patreon at the Triceratops tier or above (by midnight on Friday, February 28, 2025) to get your exclusive Allosaurus patch. If you're already a patron at the Triceratops level or above make sure to update your address so we can send it to you! patreon.com/iknowdino See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Zofia led several expeditions to Mongolia where her team discovered hundreds of mammals and dinosaurs including Deinocheirus and the Fighting Dinosaurs (a velociraptor and Protoceratops who appear to have fossilized in the middle of a fight to the death). For links to every news story, all of the details we shared about Deinocheirus (revisited), and our fun fact check out https://iknowdino.com/Deinocheirus (revisited)-Episode-527/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Deinocheirus (revisited), a dinosaur that was once considered fearsome, but now more goofy. It's a unique herbivorous theropod with enormous arms and claws. Two great books written by Zofia:In Pursuit of Early MammalsHunting for dinosaurs  See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The "thunder lizard" may be the most well-known sauropod. It has been regularly featured in movies for over a century and would have been an awesome sight to behold in the Jurassic. For links to every news story, all of the details we shared about Astrophocaudia, and our fun fact check out https://iknowdino.com/Astrophocaudia-Episode-526/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Astrophocaudia, a roughly 20 ton sauropod that lived in the Early Cretaceous alongside Sauroposeidon.   We're celebrating 10 years of podcasting by sending out Allosaurus patches! Join our patreon at the Triceratops tier or above by the end of February 2025 to get the exclusive Allosaurus patch. If you're already a patron at the Triceratops level or above make sure to update your address so we can send it to you! patreon.com/iknowdino See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Dean Lomax joins to discuss Ichthyotitan, the largest known reptile of all time which he recently described. Plus the Rutland Sea Dragon, Executive Producing Why Dinosaurs?, and more. For a photo of us with Dean Lomax, all of the details we shared about Aristosuchus, and our fun fact check out https://iknowdino.com/Aristosuchus-Episode-525/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Aristosuchus, a small (likely fuzzy) dinosaur that lived in the Early Cretaceous in what is now England. Interview with Dean Lomax, an award-winning paleontologist, author, and presenter, as well as Honorary Research Fellow at The University of Manchester & 1851 fellow at the University of Bristol. He’s the leading authority on ichthyosaurs, and he also excavates and researches dinosaurs. Check him out on Instagram @Dean_R_Lomax or Facebook or twitter or on his website at deanrlomax.co.uk Some of the things we discuss with Dean Lomax this week:His upcoming work on the Rutland sea dragonIchthyotitan, which is possibly the largest marine reptile to ever swim the earthExecutive Producing the Why Dinosaurs? Documentary  We're celebrating 10 years of podcasting by sending out Allosaurus patches! Join our patreon at the Triceratops tier or above by the end of February 2025 to get the exclusive Allosaurus patch. If you're already a patron at the Triceratops level or above make sure to update your address so we can send it to you! patreon.com/iknowdino See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The current evidence for dinosaur mating displays, reproduction, walking, and running. Featuring chickens with artificial tails! For links about dinosaur dancing, all of the details we shared about Valdosaurus, and our fun fact check out https://iknowdino.com/Valdosaurus-Episode-524/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Valdosaurus, an iguanodont that lived in the Early Cretaceous. Some of the topics we discuss in this episode are:"Display arenas" showing potential courtship ceremonies in Cretaceous rockTwo oviraptorosaur tails that may show differences between males and females (males with tail-shaking muscles)Dinosaur "dance floor" of tracks that seem to show stopping and crouching behaviorsA simulation of the enormous sauropod Argentinosaurus walking  We're celebrating 10 years of podcasting by sending out Allosaurus patches! Join our patreon at the Triceratops tier or above by the end of February 2025 to get the exclusive Allosaurus patch. If you're already a patron at the Triceratops level or above make sure to update your address so we can send it to you! patreon.com/iknowdino See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

A huge year for stegosaurs and theropods! For links to every news story, all of the details we shared about Yinlong, and our fun fact check out https://iknowdino.com/Yinlong-Episode-523/ Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more. Dinosaur of the day Yinlong, one of the earliest known ceratopsians. Our top stories of 2024:Best new tyrannosaur: AsiatyrannusBest new tyrannosaur (runner up): Tyrannosaurus mcraeensisBest new titanosaur: BustingorrytitanBest new titanosaur (runner up): QunkasauraBest new ankylosaur: DataiBest new abelisaur: KolekenBest new ceratopsian: LokiceratopsBest new (maybe) burrowing dinosaur: FonaBest new ornithopod (most complete found in UK in 100 years): ComptonatusBest new theropod brow: AlpkarakushBest sauropod vertebra (and best rebbachisaurid): SidersauraBest new rebbachisaurid (runner up): CampananeyenBest noasaurid theropod: KiyacursorBest new caenagnathid: EoneophronBest new sleeping dinosaur: HypnovenatorMost basal rhabdodontomorph ornithopod: EmiliasauraBest new silesaurid: GondwanaxMost expanded dinosaur group: Stegosauria. Including: Thyreosaurus, Baiyinosaurus, Angustungui, & YanbeilongCoolest discovery story: MusankwaMost tenacious fossil: ArdetosaurusMost exciting new Mesozoic bird: ShuilingornisBest bird names: Avisaurus ("bird lizard") and Magnusavis ("big bird")Fastest name change: "Jingjia" renamed JingiellaGarret's favorite Dinosaur Connection Challenge: bubonic plagueBest paleopathology study: South American theropodsBest paleopathology study (runner up): PlateosaurusOldest known paleontology (maybe): 10,000 year old petroglyphsBest friendly sauropodomorph study: LufengosaurusBest new spinosaurid: RiojavenatrixSpinosaur diving and hunting/swimming updateSpinosaur skull shapesSpinosaurs had skull and teeth to go after large preyBest new tyrannosaur paper: Gorgosaurus gut contentsNanotyrannus updateT. rex intelligence estimation  Our 2024 Holiday Gift Guide is available now! Find the perfect gift for the dinosaur enthusiast in your life (or yourself). This year's guide features real dinosaur teeth, a color your own dinosaur postcard book, dinosaur collectibles, toys, and more! Head to iknowdino.com/the-ultimate-dinosaur-holiday-gift-guide/ to see the full list of gift ideas. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.