Captions provided by CCTubes – Captioning the Internet! We can learn a lot from dinosaur fossils, but figuring how they behaved is a real challenge.
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Sources:
https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.1000321
Spinosaurus
https://www.thoughtco.com/why-did-spinosaurus-have-a-sail-1092007
https://www.cambridge.org/core/journals/geological-magazine/article/riddle-of-spinosaurus-aegyptiacus-dorsal-sail/B19941405E1791A97230BCF003017B7B/core-reader
Stegosaurus
https://zslpublications.onlinelibrary.wiley.com/doi/abs/10.1111/jzo.12035
https://blogs.scientificamerican.com/tetrapod-zoology/stegosaurs-and-the-species-recognition-hypothesis/
https://blogs.scientificamerican.com/tetrapod-zoology/the-stegosaurus-plate-controversy/
Therizinosaurs
http://rspb.royalsocietypublishing.org/content/281/1785/20140497
http://www.ucmp.berkeley.edu/diapsids/saurischia/therizinosauroidea.html
http://www.prehistoric-wildlife.com/species/t/therizinosaurus.html
http://www4.ncsu.edu/~lezanno/Research_files/Zanno_2010_Therizinosaur_phylotax.pdf
https://www.scientificamerican.com/article/herbivorous-theropod-dinosaurs-had-sharp-claws-too/
https://blogs.scientificamerican.com/tetrapod-zoology/fossils-we-want-to-find/
http://rspb.royalsocietypublishing.org/content/276/1672/3505
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3667168/
Velociraptor
http://science.sciencemag.org/content/332/6030/705
http://science.sciencemag.org/content/334/6063/1641.2.full
http://science.sciencemag.org/content/334/6063/1641.3.full
http://blogs.discovermagazine.com/notrocketscience/2011/04/14/dinosaurs-around-the-clock-or-how-we-know-velociraptor-hunted-by-night/
https://www.newscientist.com/article/dn20382-first-evidence-that-some-dinosaurs-were-nocturnal/
https://www.smithsonianmag.com/science-nature/the-debate-over-dinosaur-sight-87825110/
https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.1000321
Dino junk
https://www.scientificamerican.com/article/how-did-dinosaurs-have-sex/
http://www.slate.com/articles/news_and_politics/explainer/2011/04/how_did_dinosaurs_have_sex.html
https://www.smithsonianmag.com/science-nature/everything-you-wanted-to-know-about-dinosaur-sex-173015/
https://www.nationalgeographic.com/science/phenomena/2013/06/06/how-chickens-lost-their-penises-ducks-kept-theirs/
https://www.nationalgeographic.com/science/phenomena/2013/02/13/the-alligator-has-a-permanently-erect-bungee-penis/
Images:
http://spinops.blogspot.com/
https://commons.wikimedia.org/wiki/File:Allosaurus_fragilis_moulage_MNHN_paleontologie_1.JPG
https://commons.wikimedia.org/wiki/File:Spinosaurus_durbed.jpg
https://commons.wikimedia.org/wiki/File:Spinoface.jpg
https://commons.wikimedia.org/wiki/File:DimetrodonKnight.jpg
https://commons.wikimedia.org/wiki/File:Spinosaurus_in_Japan_Expo.jpg
https://commons.wikimedia.org/wiki/File:Istiophorus_platypterus.jpg
https://commons.wikimedia.org/wiki/File:Spinosaurus_new_skull.jpg
https://commons.wikimedia.org/wiki/File:Stegosaurus_ungulatus.jpg
https://commons.wikimedia.org/wiki/File:Stegosaurus_dorsal_plate_-_Museum_of_the_Rockies_-_2013-07-08.jpg
https://commons.wikimedia.org/wiki/File:Therizinosaurus_NT.jpg
https://commons.wikimedia.org/wiki/File:Therizinosaurus_claw.jpg
https://commons.wikimedia.org/wiki/File:Denti_di_carcharodontosaurus.jpg
https://commons.wikimedia.org/wiki/File:Triceratops_T._horridus3.JPG
https://commons.wikimedia.org/wiki/File:Velociraptor_Wyoming_Dinosaur_Center.jpg
https://commons.wikimedia.org/wiki/File:OphthalmosaurusIcenius-NaturalHistoryMuseum-August23-08.jpg
https://commons.wikimedia.org/wiki/File:Archaeopteryx_Philadelphia.jpg
https://commons.wikimedia.org/wiki/File:Velociraptor_mount.jpg
https://commons.wikimedia.org/wiki/File:LA-Triceratops_mount-2.jpg
