Captions provided by CCTubes – Captioning the Internet! You probably remember the T.rex’s iconic roar from Jurassic Park, but it turns out that dinosaurs actually didn’t sound that ferocious.
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Sources:
https://news.utexas.edu/2016/10/12/oldest-known-squawk-box-reveals-dinosaurs-likely-didn-t-sing
http://www.nature.com/nature/journal/v538/n7626/full/nature19852.html
http://www.vulture.com/2013/04/how-the-dino-sounds-in-jurassic-park-were-made.html
https://news.utexas.edu/2016/07/11/dinosaurs-may-have-cooed-like-doves
http://onlinelibrary.wiley.com/doi/10.1111/evo.12988/abstract
http://www.smithsonianmag.com/science-nature/did-dinosaurs-roar-48438337/
http://www.tandfonline.com/doi/abs/10.1080/08912960903033327
http://www.smithsonianmag.com/science-nature/when-helmet-head-was-a-neccessity-not-a-fashion-faux-pas-32371556/
Image Sources:
https://commons.wikimedia.org/wiki/File:Crocodilia_collage.jpg
https://commons.wikimedia.org/wiki/File:BirdSyrinx_DolphinNasalComplex.jpg
