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Профиль

Evan Johnson-Ransom

Профиль Vively

PhD Student at the University of Chicago studying feeding behavior of theropod dinosaurs; tyrannosaur enthusiast 🦖.

In 2022, I was a summer fellow at the @NMNH. I was interested in scanning some of the theropods on display and in collections. For #FossilFriday, here are the skulls of Allosaurus (USNM 4734) & Tyrannosaurus (USNM 555000). #Dinosaurs #Paleontology

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For #FossilFriday, I thought I’d show off the skulls of #Postosuchus along with #Tyrannosaurus, #Spinosaurus mirabilis, and #Carcharodontosaurus. Unlike living crocodylians, Postosuchcus’ skull is relatively tall like that of a theropod 🤔. #Dinosaurs #Paleontology

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Big thank you to Alexandre Fonseca and Ulises Jose Sosa for digitally processing & helping with articulating the cervicals of #Spinosaurus, #Suchomimus, and #Tyrannosaurus for a range of motion study. #Theropods #Dinosaurs #Paleontology #FossilFriday

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Articulated #Suchomimus skull and neck. Suchomimus was a massive spinosaurid from West Africa. The elongated jaws and hypertrophied neck suggest it would have engaged in rapid movements of the head and neck. Perfect for capturing fish. #FossilFriday #Dinosaurs #Paleontology

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Oh wow. SVP will be in Chicago next year.

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Tune in tomorrow at @paulserenoofficial on Instagram. #Dinosaurs #Paleontology.

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Something big is happening at the Sereno Fossil Lab. Stay tuned for tomorrow. #Dinosaurs #Paleontology

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For #FossilFriday I’m pleased to announce our new paper on investigating the cranial performance and evolution of feeding behavior in tyrannosauroids and other theropods. Here’s a thread on some of our major findings. #Dinosaurs #Paleontology #Tyrannosaurus #Theropods

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I just got word that my #tyrannosaur manuscript got accepted for publication. A huge thank you to my coauthors @eric-snively.bsky.social, Danny Barta, Paul Gignac, and Ryan Felice. #FossilFriday #Dinosaurs #Paleontology #Theropods

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Had the pleasure of seeing a variety of spinosaurs at the Fukui Dinosaur Museum. #FossilFriday #Dinosaurs #Paleontology

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In lieu of the recent #Nanotyrannus paper, here’s a couple of photos of me at the Burpee Museum of Natural History with Jane (Nanotyrannus lethaeus) and CMNH 7541 (Nanotyrannus lancensis), along with a flesh model of Jane by @tylerkeillor.bsky.social. #FossilFriday #Dinosaurs #Paleontology

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Just in time for Halloween. Paul Sereno and colleagues have shown off two exceptionally well-preserved #Edmontosaurus mummies from the “Mummy Zone”. #dinosaurs #paleontology

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Tune in tomorrow (1pm CT, 13:00 CDT), for an important paleo announcement from Dr. Paul Sereno (@paulserenoofficial) on Instagram. #Dinosaurs #Paleontology

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Three #Tyrannosaurus skulls of @SUEtheTrex of @FieldMuseum, USNM 555000 of @NMNH, and Tufts Love rex of @burkemuseum. The skull differences in these three T.rex specimens is amazing! #dinosaurs #paleontology #FossilFriday

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Decided to do a test run on @FEBioSoftware with the adult #Tyrannosaurus of @NMNH and #Raptorex (a juvenile tyrannosaur). Baby tyrannosaurs show high skull stress and low jaw muscle forces, compared to the adult condition. #FossilFriday #Dinosaurs #Paleontology

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I decided to get my own copy of National Geographic’s Dinosaurs with spectacular #Spinosaurus artwork by Dani Navarro. #FossilFriday #Dinosaurs #Paleontology

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Got a chance to see “Teen rex”, a new #Tyrannosaurus specimen, at the @denvermuseumns.bsky.social. It is a breathtaking specimen, I might add. #FossilFriday #Dinosaurs #Paleontology

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Special thanks to Drs. Pat O’Connor & Dave Krause for hosting me at the @denvermuseumns.bsky.social collections. I had the pleasure of measuring various #Majungasaurus specimens and it is such an amazing theropod! Skeletal mount from Stony Brook University #FossilFriday #Dinosaurs #Paleontology

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Since this year has proven to be the year of #Spinosaurus. Here’s a fantastic reconstruction by EdenBuster. I greatly adore the colors. #theropods #paleontology #dinosaurs

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For #SpinosaurSaturday here’s #Spinosaurus and #Tyrannosaurus with neck muscle reconstructions. For my research, I’m looking at how much force the two theropods generated with moving their heads and necks. Big thanks to Eden Buster for helping with the reconstructions. #dinosaurs #paleontology

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