Bradly Shelby's avatar

Bradly Shelby

@bradthecurator.bsky.social

312 followers 288 following 117 posts

I'm an amateur vertebrate paleontologist, science communicator, and hadrosaur enthusiast in the process of trying to start a museum.
Cover by Natee Himmapaan
#paleontology #scicomm #dinosaurs


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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It never gets old.
#paleosky #paleontology #dinosaurs #scicomm #museums

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Dread it. Run from it. Destiny arrives all the same. And now it's here.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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This name reflects our shifting understanding of these animals, as oviraptorids have gone from being viewed as thieves (Oviraptor literally means egg thief) to being recognized as fearsome guardians (Citipati is the archenemy of thieves in Himalayan Buddhist traditions).

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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The oviraptorid dinosaur Citipati is named after a guardian deity of the same name in Himalayan Buddhism. While oviraptorids like Citipati were originally thought to be egg thieves, we now know that they were actually dedicated parents. 1/2
#paleontology #dinosaurs #scicomm #paleosky #fossils

1 replies 6 reposts 10 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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I've gone from a jackhammer to a dental pick.
#paleosky #paleontology #scicomm #dinosaurs #fossils

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Sometimes you have to remove a little overburden if you want to dig up a dinosaur.
#paleosky #dinosaurs #scicomm

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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It took me entirely too long to realize that this wasn't a picture of a pterosaur.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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It's a resin replica of the original fossil egg. Here's the other uncut side, with a replica egg for comparison.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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We finally have a full sized 1:1 scale #hadrosaur skeleton!
Sure it's just an embryo, but it still technically counts! I also have the skull of a slightly older specimen of the same species- #Maiasaura- and will eventually have a full age progression of this important and fascinating #dinosaur!

1 replies 0 reposts 6 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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I've decided that it's time to readjust my strategy for the museum and how I go about acquiring new displays. Instead of buying a wide variety of smaller and more diverse pieces, I will now wholly focus on obtaining this 1:1 museum quality replica of a full Tyrannosaurus skeleton.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Just ordered this Ornithomimus foot and leg bones to go along with my skull and claws from the same species. It makes for another fantastic addition to my Hell Creek display- we're slowly but surely fleshing out one of the most famous environments of the Mesozoic!
#scicomm #dinosaur #paleontology

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Since birds (the last surviving group of dinosaurs) and crocodilians (who share a distant ancestor with dinosaurs) both exhibit this ability it was almost certainly present in some groups of non-avian #dinosaurs as well! No monitor lizard DNA required!
#scicomm #paleontology #paleosky

0 replies 0 reposts 7 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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In the #JurassicWorld series it's stated that the Velociraptor Blue is able to reproduce without a mate due to her monitor lizard DNA. But was that explanation really necessary? Some birds and crocodilians are able to reproduce through parthenogenesis- the ability to reproduce without a mate.

2 replies 0 reposts 5 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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These claws belong to the following theropods:
1. Therizinosaurus
2. Megaraptor
3. Baryonyx
4. Allosaurus
5. Torvosaurus
6. Spinosaurus
7. Acrocanthosaurus
#paleontology #SciComm #dinosaur

0 replies 0 reposts 6 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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My, what big CLAWS you have!

These are the manus (hand) claws from a variety of large theropod #dinosaurs- the group that includes such dinosaurs as T. rex, Spinosaurus, and Velociraptor Ironically, the biggest claw here belongs to the herbivorous #theropod Therizinosaurus.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Got offered a good discount on this sculpt of a T. rex tooth progression today and picked it up. It'll definitely be a fun way to show how tooth replacement worked in these guys, and it seems robust enough to allow for touching.
#paleontology #scicomm #dinosaur #paleosky

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Torosaurus was the perforated (toreo) lizard, named for the window-like holes found in its massive frill. On the other hand, it might also be the bull (toro) lizard, named for its long brow horns. Unfortunately, the paleontologist who named it wasn't clear on which one he meant!
#paleosky #dinosaur

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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For #FossilFriday, here's one of my personal favorite #dinosaurs- Maiasaura! We know more about the life cycle of Maiasaura than any other #dinosaur, with #fossils representing everything from nests full of eggs and embryos to very old (senescent) individuals.
#paleontology #scicomm #paleosky

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Reposted by Bradly Shelby

Natee (they/them)'s avatar Natee (they/them) @himmapaan.bsky.social
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Parasaurolophus. Ink on Fabriano Medioevalis, 132 × 85 mm. 2023.

2 replies 37 reposts 118 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Happy 61st birthday to one of my favorite #dinosaurs and one native to my state, #Deinonychus! Here is my "Deinonychus shelf," showcasing replicas of a foot, hand, and 2 skulls. The one on the right is the older, outdated model while an updated version sits to the left.

1 replies 1 reposts 10 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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There's a reason that lots of people only show theropods in profile and never from the front.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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For #FossilFriday here is the 11th and oldest known specimen of Archaeopteryx! Based on chemical analysis this toothy little bird would have lived in Germany somewhere around 150 million years ago, making it one of the oldest known bird fossils.
#paleontology #scicomm #dinosaur

1 replies 14 reposts 41 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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I've often seen the lament about being born "too late to explore the earth or too soon to explore the stars" tossed around, but we lucky few have been given the opportunity to study dinosaurs, and that is more than enough for me.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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It never fails to amaze me just how new the study of #dinosaurs really is- it's only been 200 years since the naming of the very first species, and just 183 years have passed since the formal recognition of these animals as their own distinct category.

1 replies 1 reposts 10 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Major issues so far, thankfully. They do professional 3d printing so they've avoided the 1001 missteps that I definitely would have made at this point.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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That definitely makes sense, it's definitely a trade off and at this point I've done it both ways and haven't come down firmly on one so far. The bright colors are an immediate payoff, but the matching colors might be better long term. And I don't think the couple printing for me have had any

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Lol yeah, he definitely stands out! But I was able to get a good deal on this color, which was nice since we were going to have to use a lot of it. I've also found that I like using bright colors for these since it's easier to make sure I don't miss anything while painting.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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This also "torpedoes" stories about surviving plesiosaurs that describe them as lifting their necks vertically out of the water. Sorry #Nessie!

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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The nature of buoyancy would have added even more obstacles, causing the animal to rock and tip over in the water. It would have definitely been difficult to snap up a passing #Pteranodon while struggling to even remain upright.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Have made for relatively poor knives and potentially even broken the claws. It's much more likely that they were used to pin down struggling prey items while ripping with the jaws, or possibly in more of a more piercing/stabbing motion.

1 replies 1 reposts 7 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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The Jurassic Park films popularized the idea that the large talons on the feet of dromaeosaurs (raptors) were used for knife-like slashing, but this probably wasn't the case. The shape of these claws, as well as the softness of keratin, would (1)
#dinosaurs #paleontology #scicomm #paleosky

1 replies 1 reposts 8 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Dinosaur National Monument contains over 1500 fossils from 11 different species of dinosaurs- and something of a mystery. Despite the immense number of bones preserved here, only a single specimen shows signs of having been gnawed by a predator.
#paleontology #dinosaurs #scicomm #paleosky

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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This Pteranodon model was described as being created with "precision and realism" in mind. Now I'm no pterosaur expert, but I think that some of their anatomy might be a smidge off.
#paleosky #paleontology #pterosaur

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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The first known skeleton was discovered in 1828 by the famous fossil hunter Mary Anning, though it was mistakenly assigned to Pterodactylus. After finding additional specimens, the paleontologist Richard Owen (the same who coined the name dinosaur) would finally recognize and name the genus in 1859.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Dimorphodon was a European genus of medium-sized #pterosaur that lived during the early Jurassic period whose name means "two-form tooth," referring to the fact that it had two distinct types of teeth in its jaws- something that is rare among reptiles.
#paleosky #scicomm #paleontology

1 replies 0 reposts 6 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Fun fact:
The same man who photographed the alleged UFO used for the famous "I Want to Believe" X-Files poster also claimed to have traveled through time with said aliens. Luckily for us he had a camera- these are some of the photos that he supposedly took of "real, live #dinosaurs."

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Make a wish!
A furcula is a forked bone found in birds and many predatory dinosaurs that are formed by the fusion of the two clavicles. Here we have the smallest example in my collection next to the largest one- the smallest belonging to my Microraptor, while the biggest is from a T. rex!
#paleosky

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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I've had an absolutely miserable head cold all week, so for #Fossilfriday here are the bones of Dolly- a young diplodocid who also suffered from a seriously unpleasant respiratory infection. Unlike poor Dolly, though, I'm thankfully starting to feel better.
#paleosky #dinosaur #scicomm

1 replies 1 reposts 8 likes


Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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"The best scientists are open to the possibility that they may be wrong, and they are willing to change their minds in the face of new evidence."
- Richard Feynman
#paleosky #dinosaurs #scicomm

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Yeah, the poor things been all over the map name wise and it isn't helped by the loss of the holotype. I think at this point it's been identified as a Stegosaurus, then Alcovasaurus, and most recently Miragaia.

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Bradly Shelby's avatar Bradly Shelby @bradthecurator.bsky.social
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Miragaia longispinus is one of those dinosaurs that holds the dubious distinction of having been lost or destroyed after its discovery. The entire specimen, except for the femur, was destroyed when several pipes carrying water and steam burst above the museum’s exhibit area in the 1920s.
#Paleosky

2 replies 8 reposts 26 likes