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/

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Dinosaurs of the day: Earl Sinclair, Godzilla, & Cryptids.

In dinosaur news this week:

• There is a Shady dinosaur, and it's a Triceratops
• A Stegosaurus just sold for over 13 million dollars using shares as a sort of "investment"
• An Apatosaurus sold in Europe for about 6 million Euros
• Archaeocursor asiaticus is the oldest known ornithischian from Asia
• A 47 gram (1.7 ounce) enantiornithine bird was described with "robust teeth" and feather traces
• The "short pubis" enantiornithean bird, Novavis pubisculata, was named from the Early Cretaceous of China
• Navaornis 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

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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/

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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

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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 champions
• Then copy over your picks and submit them in the Google Form by March 11, 2025 at bit.ly/dinoduelspicks
• Go 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 Cretaceous
• Fungi in dinosaurian (Isisaurus) coprolites
• Dinosaurs feeding on flowering plants
• Dinosaur—angiosperm coevolution revisited
• "Hunting the Snark: the flawed search for mythical Jurassic angiosperms"
• Angiosperm evolution using phylogenomics
• Possible pre-Cretaceous origin of flowering plants
• Ancient pollen that may be from angiosperms
• How the end-Cretaceous extinction led to modern rainforests
• How 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

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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 Mammals
• Hunting for dinosaurs

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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

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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/

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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 dragon
• Ichthyotitan, which is possibly the largest marine reptile to ever swim the earth
• Executive 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

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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 rock
• Two 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 behaviors
• A 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.