![PDF) Dinosaur abundance was not declining in a “3 m gap” at the top of the Hell Creek Formation, Montana and North Dakota PDF) Dinosaur abundance was not declining in a “3 m gap” at the top of the Hell Creek Formation, Montana and North Dakota](https://www.researchgate.net/profile/Peter-Sheehan-4/publication/253574136/figure/fig1/AS:905250403799041@1592839923603/Minimum-number-of-individual-dinosaurs-recorded-in-A-upper-60-m-of-Hell-Creek-Formation_Q320.jpg)
PDF) Dinosaur abundance was not declining in a “3 m gap” at the top of the Hell Creek Formation, Montana and North Dakota
![The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0195667115300306-fx1.jpg)
The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect
![Hell Creek Enthusiast (Spinosaurus Arc) on Twitter: "It is no surprise that paleontology is a science of incomplete data. It's part of the deal. But it is easy to get a little Hell Creek Enthusiast (Spinosaurus Arc) on Twitter: "It is no surprise that paleontology is a science of incomplete data. It's part of the deal. But it is easy to get a little](https://pbs.twimg.com/media/Ewc_t1JUcAY3j2R.jpg:large)
Hell Creek Enthusiast (Spinosaurus Arc) on Twitter: "It is no surprise that paleontology is a science of incomplete data. It's part of the deal. But it is easy to get a little
Earth Shaker - #Earthcyclopedia #GEOfacts LAST DINOSAUR BEFORE MASS EXTINCTION DISCOVERED A team of scientists has discovered the youngest dinosaur preserved in the fossil record before the catastrophic meteor impact 65 million
![The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0195667115300306-gr2.jpg)
The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect
![I was reading the paper on how Tyrannosaurus rex juveniles may have been the medium sized predators of the hell creek, but there was also Dakotaraptor, and not a lot of paleontologists I was reading the paper on how Tyrannosaurus rex juveniles may have been the medium sized predators of the hell creek, but there was also Dakotaraptor, and not a lot of paleontologists](https://preview.redd.it/ag70yuc068181.jpg?auto=webp&s=eba15cacc3b83f37a099213e85a85fed8126df9d)
I was reading the paper on how Tyrannosaurus rex juveniles may have been the medium sized predators of the hell creek, but there was also Dakotaraptor, and not a lot of paleontologists
![The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0195667115300306-gr5.jpg)
The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect
![Hell Creek Enthusiast (Spinosaurus Arc) on Twitter: "..what the ecosystem was like. In comparison to other formations, this may be true, but this does not mean it is anywhere close to perfect. Hell Creek Enthusiast (Spinosaurus Arc) on Twitter: "..what the ecosystem was like. In comparison to other formations, this may be true, but this does not mean it is anywhere close to perfect.](https://pbs.twimg.com/media/Ewc_umtVkAEYKNC.jpg)
Hell Creek Enthusiast (Spinosaurus Arc) on Twitter: "..what the ecosystem was like. In comparison to other formations, this may be true, but this does not mean it is anywhere close to perfect.
![Fossil of new giant raptor found in western South Dakota - Grand Forks Herald | Grand Forks, East Grand Forks news, weather & sports Fossil of new giant raptor found in western South Dakota - Grand Forks Herald | Grand Forks, East Grand Forks news, weather & sports](https://cdn.forumcomm.com/dims4/default/7fb5a4b/2147483647/strip/true/crop/3251x2167+475+0/resize/840x560!/quality/90/?url=https%3A%2F%2Ffcc-cue-exports-brightspot.s3.us-west-2.amazonaws.com%2Finforum%2Fbinary%2Fcopy%2F67%2Fa8%2F158150f74f102cb1e3f872fe13c7%2F2120678-110415-n-fns-giantraptor-binary-554961.jpg)