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#PaleoSky

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Andrew J. Steinmetz<p>The diet of <a class="hashtag" href="https://bsky.app/search?q=%23TyrannosaurusRex" rel="nofollow noopener noreferrer" target="_blank">#TyrannosaurusRex</a> consisted of Hadrosaurs, Triceratops, and other large <a class="hashtag" href="https://bsky.app/search?q=%23dinosaurs" rel="nofollow noopener noreferrer" target="_blank">#dinosaurs</a>. Surprisingly though this also included other Tyrannosaurus rexes indicating cannibalism! See the bite marks in these <a class="hashtag" href="https://bsky.app/search?q=%23Fossils" rel="nofollow noopener noreferrer" target="_blank">#Fossils</a>. 🧪🦖 <a class="hashtag" href="https://bsky.app/search?q=%23Science" rel="nofollow noopener noreferrer" target="_blank">#Science</a> <a class="hashtag" href="https://bsky.app/search?q=%23PaleoSky" rel="nofollow noopener noreferrer" target="_blank">#PaleoSky</a> Source: <a href="https://doi.org/10.1371/journal.pone.0013419" rel="nofollow noopener noreferrer" target="_blank">doi.org/10.1371/jour...</a></p>
Andrew J. Steinmetz<p>Carnivorous coprolites (fossil poop) of <a class="hashtag" href="https://bsky.app/search?q=%23Dinosaurs" rel="nofollow noopener noreferrer" target="_blank">#Dinosaurs</a> are rare. This one, likely <a class="hashtag" href="https://bsky.app/search?q=%23Tyrannosaurus" rel="nofollow noopener noreferrer" target="_blank">#Tyrannosaurus</a> rex, is 30-50% bone fragments giving insight into theropod diet &amp; digestion. <a class="hashtag" href="https://bsky.app/search?q=%23Science" rel="nofollow noopener noreferrer" target="_blank">#Science</a> <a class="hashtag" href="https://bsky.app/search?q=%23PaleoSky" rel="nofollow noopener noreferrer" target="_blank">#PaleoSky</a> 🧪🦖 The title is hilarious: A king-sized theropod coprolite. Chin, Karen et. al. Nature. <a href="https://doi.org/10.1038/31461" rel="nofollow noopener noreferrer" target="_blank">doi.org/10.1038/31461</a></p>
Andrew J. Steinmetz<p>Check out the Suncor nodosaur discovered in Alberta, CA. This 100-million-year-old ankylosaur is among the best preserved dinosaurs ever discovered with keratin armor, skin pigment, tissue, and stomach contents. <a class="hashtag" href="https://bsky.app/search?q=%23Science" rel="nofollow noopener noreferrer" target="_blank">#Science</a> <a class="hashtag" href="https://bsky.app/search?q=%23PaleoSky" rel="nofollow noopener noreferrer" target="_blank">#PaleoSky</a> <a class="hashtag" href="https://bsky.app/search?q=%23Dinosaurs" rel="nofollow noopener noreferrer" target="_blank">#Dinosaurs</a> <a class="hashtag" href="https://bsky.app/search?q=%23Fossils" rel="nofollow noopener noreferrer" target="_blank">#Fossils</a> 🧪 Source: <a href="https://commons.wikimedia.org/wiki/File:Nodosaur.jng" rel="nofollow noopener noreferrer" target="_blank">commons.wikimedia.org/wiki/File:No...</a></p>
Andrew J. Steinmetz<p>Gravity anomaly map of the Chicxulub crater in the Yucatán responsible for the Cretaceous-Paleogene extinction event. Of the dinosaurs, only the avians (birds) survived this time period. The white dots are sinkhole locations which trace the crater's rim. <a class="hashtag" href="https://bsky.app/search?q=%23Science" rel="nofollow noopener noreferrer" target="_blank">#Science</a> <a class="hashtag" href="https://bsky.app/search?q=%23Geology" rel="nofollow noopener noreferrer" target="_blank">#Geology</a> <a class="hashtag" href="https://bsky.app/search?q=%23PaleoSky" rel="nofollow noopener noreferrer" target="_blank">#PaleoSky</a> <a class="hashtag" href="https://bsky.app/search?q=%23Dinosaurs" rel="nofollow noopener noreferrer" target="_blank">#Dinosaurs</a> 🧪🦕🦖</p>
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