Two Enormous New Sauropods from Argentina!

Dinosaur of the day Beishanlong, the "North Mountains dragon" from Gansu China.Interview with Jessie Atterholt, assistant professor at the Western University of Health Sciences. She's also the lead author of the new paper "The most complete enantiornithine from North America and a phylogenetic analysis of the Avisauridae." You can follow her on Instagram @theladyanatomica or jessieatterholt.comIn dinosaur news this week:The smallest dinosaur footprints ever were discovered found in South KoreaDifferences in Dilong and T. rex braincases show how tyrannosaurs changed as they evolvedThe most complete North American enantiornithine, Mirarce, was foundBrian Engh recreated the new enantiornithine on a UtahceratopsOur holiday gift guideThis 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 @trxdinosaursAnd by Safari Ltd. All of their dinosaur toys are highly detailed, hand-painted, and thoroughly researched to be scientifically accurate. You can get 15% off all toys at safariltd.com by entering the promo code IKNOWDINO.To get access to lots of patron only content check out https://www.patreon.com/iknowdinoFor links to every news story, all of the details we shared about Beishanlong, more links from our gift guide, and our fun fact check out https://iknowdino.com/Beishanlong-Episode-209/See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

28 Nov 201858min

Dinosaur of the day Crichtonsaurus/Crichtonpelta, a Chinese ankylosaur named after Jurassic Park author Michael Crichton.Interview with Matt Celesky, Research associate at the New Mexico Museum of Natural History and Science where he put together the excellent paleoart exhibit "Picturing the Past." He is also the Senior exhibition designer for the museum resources division of the New Mexico Department of Cultural Affairs. He can be found on Twitter @clepsydropsIn dinosaur news this week:Crystal Palace Dinosaurs are raising money for a bridge to the Dinosaurs; Donate at spacehive.com/bridges-to-the-crystal-palace-dinosaursThe new sauropod Lavocatisaurus agrioensis was named from 3 individuals found in an unlikely spot in ArgentinaCourt proceedings about the Dueling Dinosaurs gave us more information about the amazing findAn ornithopod bone was found in Oregon, despite it being underwater during the MesozoicA bone first thought to be coprolite turned out to be the first known tooth and vertebra of Parksosaurus from MexicoMary Anning is in contention to be on the new £50 noteA Google doodle recently honored famous Canadian paleontologist Joseph TyrrellThis 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 @trxdinosaursAnd by Permia, makers of the coolest prehistoric clothing and collectibles this side of the Holocene! Their scientifically accurate t-shirts, hoodies, stickers, and figurines are available now at Permia.com Get $5 off orders of $35 or more using the promo code IKNOWDINO before the end of the year.To get access to lots of patron only content check out https://www.patreon.com/iknowdinoFor links to every news story, all of the details we shared about Crichtonsaurus/Crichtonpelta, more links from Matt Celesky, and our fun fact check out https://iknowdino.com/Crichtonpelta-Episode-208/See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

21 Nov 20181h

Dinosaur of the day Montanoceratops, a primitive ceratopsian with an unusually deep tail thanks to its vertebral spines.Interview with Ashley & Lee Hall, both from the Cleveland Museum of Natural History. Ashley is the Adult Programs Coordinator and Lee is a Preparator and Lab Manager. But more importantly, like us, their wedding heavily featured dinosaurs.In dinosaur news this week:T. rex could turn more quickly than similar dinosaursNew histology on the tyrannosaurs Jane & Petey show that Nanotyrannus is probably a juvenile T. rexSimulated jaw mechanics showed the bite force and bone penetration of several tyrannosaursThe juvenile T. rex Found N.E. Montana includes partial hands, feet, vertebrae, ribs, a partial skull, and teethTherizinosaurs have an unusual combination of basal arm musculature and more avian style leg musculatureDinosaurs’ unique single ovary appears to have evolved after Oviraptor but before TroodontidaeWe don't know if large bodied dromaeosaurs (velociraptor and larger) had tail fansThe new "Mtuka titanosaur" was found in AfricaAn analysis of fossil fragments in Mygatt-Moore showed about half of the bones had marks on themMaiasaura humeri bone microstructure changed as they aged, supporting a shift from bipedal to quadrupedalPachycephalosaurus has theropod-like teeth in the front and other similarities to DracorexAn analysis of the pachycephalosaur Sphaerotholus showed that all 3 species should be considered validEarly dinosaurs had thin semi rigid eggs, but in the early to mid Jurassic their eggs got thicker—possibly as a solution to dehydration and predationBy studying dozens of crocodilian, turtle, and bird nests, researchers found that the arrangement is preserved well as it is buriedProfessional fossil preparator tips include: wear gloves, use tools only after getting training, and test other methods in advance to avoid unwanted destructionHigh quality photogrammetry and 3D printing can be achieved using cheaper equipmentIt is important to standardize and clean up the large amounts of historical fossil data so that it is easy to search and understandThis 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 @trxdinosaursAnd by Permia, makers of the coolest prehistoric clothing and collectibles this side of the Holocene! Their scientifically accurate t-shirts, hoodies, stickers, and figurines are available now at Permia.com Get $5 off orders of $35 or more using the promo code IKNOWDINO before the end of the year.To get access to lots of patron only content check out https://www.patreon.com/iknowdinoFor links to every news story, all of the details we shared about Montanoceratops, more links from Ashley & Lee Hall, and our fun fact check out https://iknowdino.com/Montanoceratops-Episode-207/See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

14 Nov 20181h 19min

Dinosaur of the day Zuniceratops, a ceratopsian that was discovered in New Mexico by an 8 year-old.Interview with Jingmai O'Connor, professor at the Institute of Vertebrate Paleontology and Paleoanthropology of the Chinese Academy of Sciences who recently described the first ever fossilized dinosaur lung remains.In dinosaur news this week:A 130 million year old fossil from Hebei Province in China has been foundThe “Baofenglong fossil” recently went on display at Chongqing Yongchuan Museum Town Hall in China. An 80% complete 49 ft (15 m) long herbivoreResidents near the Tumbler Ridge Museum voted to fund the museum with added attractions and servicesMost sauropod fossils are from adults. Dwarf sauropods have a younger distribution, but still mostly adultsSeveral models of Yi qi extra wrist bone were proposed to find an orientation that may have worked with its patagial membranesFlight evolution can be categorized into 4 evolutionary phases: characters unrelated to flight, exapted traits, direct selection, and traits for longer flight durationPterosaurs and maniraptorans couldn’t assume a bat-like poseMicroraptor & Rahonavis could glide, Changyuraptor used it's tail for pitch control, but troodontids were too big (relative to their wings) to get off the groundIchthyornis has a skull half way between Archaeopteryx and modern birds"Birds are the only group of animals that rival mammals in terms of brain size"Sauropod trackway “gauge” might not mean muchA synchrotron of coprolite from an early dinosaur like Silesaurus opelensis showed lots of beetle remains including wings & beetle tibiaBased on carbon-13 isotopes in Deinonychus and Tenontosaurus it appears that raptors were not pack huntersThanks to guinea fowl walking through soft mud we are closer than ever to recreate how dinosaurs made their tracksThe pectoralis of Archaeopteryx was smaller than modern birds, but may have still been large enough to achieve brief flightA study of Psittacosaurus braincases shows that 2 year-old brains elongate significantly (midbrain & olfactory tract/bulbs especially)Ugrunaaluk was smaller than its massive cousins like Edmontosaurus, possibly because of dwarfism from living in the arctic reaching about 18-19ft longA new ceratopsian was found in Grand staircase Escalante National MonumentThis 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 @trxdinosaursAnd by Permia, makers of the coolest prehistoric clothing and collectibles this side of the Holocene! Their scientifically accurate t-shirts, hoodies, stickers, and figurines are available now. Get $5 off orders of $35 or more with the promo code IKNOWDINOTo get access to lots of patron only content check out https://www.patreon.com/iknowdinoFor links to every news story, all of the details we shared about Zuniceratops, more links from Jingmai O'Connor, and our fun fact check out https://iknowdino.com/Zuniceratops-Episode-206/See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

7 Nov 20181h 22min

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% completeIn Argentina 70 million year old dinosaur eggs were found possibly including embryos, skin, and teethThe “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 preservedJunchang Lü, one of the most prominent paleontologists in China, recently passed away at the beginning of October at the age of 53Chilesaurus diegosuarezi, the first Jurassic dinosaur found in Chile, is going on exhibit at the Regional Museum of Aysen, in Coyhaique, Chile, next yearAn Allosaurus will be posed with a nest at the Smithsonian National Museum of Natural History since it may have looked after its youngJurassic World is selling Indoraptor masks, just in time for HalloweenA study of 150 Ceolophysis—mostly from the same bonebed—show that early triassic dinosaurs had femora that changed significantly as they agedThe 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 groupsA study of a baby Massospondylus and it’s forelimb strength shows that Massospondylus was bipedal for its entire lifeA 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 adultResearchers used a program called niche mapper to model microclimates of Plateosaurus & Coelophysis, showing which environments they would prefer based on plumage and metabolic ratesReconstructions of dinosaur feeding musculature shows that they chewed in a way different than any animal alive todayA study of emu and ostrich bones found many similarities with dinosaurs and suggests using bone microstructure to identify maturitySauropodomorph inner ears vary significantly across groups: Diplodocoids have relatively smaller inner ear, while Giraffatitan has the largest known inner-earBy studying alligator and turkey arms we might be able to show which theropods could supinate their hands as they drew them to their bodyA 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 similarA new model of dinosaur diversity in the latest cretaceous shows that they were not in decline, but instead maybe slowing down or leveling offThis 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 @trxdinosaursTo get access to lots of patron only content check out https://www.patreon.com/iknowdinoFor 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/See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

31 Okt 201859min

Dinosaur of the day Coelophysis, the state dinosaur of New Mexico which has been found in huge groups.In dinosaur news this week:Dynamoterror dynastes “powerful terror ruler,” was described from the Menefee Formation in NW New MexicoThis 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 @trxdinosaursTo get access to lots of patron only content check out https://www.patreon.com/iknowdinoFor links to every news story, all of the details we shared about Coelophysis, and our fun fact check out https://iknowdino.com/Coelophysis-Episode-204/See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

24 Okt 201837min

Dinosaur of the day Cedarosaurus, a Brachiosaurid (high browser) that has been found with over 100 gastroliths.Interview with Philip Millar, the Associate Creative Director at Creature Technology. The people who made the Walking with Dinosaurs Arena Spectacular, Jurassic World: The Exhibition, and many other amazing puppets.In dinosaur news this week:A new mamenchisaurid sauropod, Anhuilong diboensis, was found in China about 200 miles southwest of ShanghaiA juvenile Diplodocus skull was found with a mixture of teeth similar to those in adult Diploducus and Camarasaurus indicating they probably ate more diverse food than the adultsA new early dinosaur/bird named Yangavis confucii, had a toothless beak, and relatively large claws on its wings compared to its closest relativesAn emerging field called bio-inspired robotics aims to mimic nature to make robots, including those that can traverse rough terrainModels of dinosaur movement could help us build better robots and architectureAt least 15 new dinosaur eggs from the cretaceous have been found in Zhejiang ChinaSchools in Cimarron County, Oklahoma, can request to visit a dinosaur dig site where they can dig for fossils and learn about the history of the areaSaurian recently updated their Triceratops to include four life stages and their T. rex to a featherless formOne mom dressed her whole family (including 4 kids ages 4-10) in inflatable T. rex costumes to take a photo announcing she’s expecting her fifth childThis 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 @trxdinosaursTo get access to lots of patron only content check out https://www.patreon.com/iknowdinoFor links to every news story, all of the details we shared about Cedarosaurus, more links from Philip Millar, and our fun fact check out https://iknowdino.com/Cedarosaurus-Episode-203/See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

17 Okt 20181h 16min

Dinosaur of the day Hadrosaurus, the first dinosaur skeleton to be mounted.In dinosaur news this week:A new dinosaur, Jinguofortis perplexus, gives a perplexing glimpse into early bird evolutionA new carcharodontosaurid specimen was found North of Lisbon in PortugalThe National Museum in Rio, Brazil may reopen in 3 years if they can secure fundingThe Dinosaur Gallery at the Australian Museum has reopened after adding the T. rex from the show "T. rex Autopsy"The New Mexico Museum of Natural History Foundation has a campaign to open a permanent exhibit of an animatronic “Bisti Beast”The Royal Tyrrell Museum 3D printed a Daspletosaurus skull for display because the original was too fragile to castThe Upcountry History Museum in Greenville, South Carolina, has a new exhibit, “Dinosaurs: Land of Fire and Ice”Beaumont, Texas will celebrate a Dinosaur Day on October 24th, with activities such as painting papier-mâché dinosaurs.9-year-old Elijah Stevenson won first place in the Kern County Fair in California, for his dinosaur exhibitThis 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 @trxdinosaursTo get access to lots of patron only content check out https://www.patreon.com/iknowdinoFor links to every news story, all of the details we shared about Hadrosaurus, and our fun fact check out https://iknowdino.com/Hadrosaurus-Episode-202/See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

10 Okt 201832min