So debating on if the tail spikes were used for defense. Surely they were, huh? And what about the species with the shouldery side spikes?
https://blog.everythingdinosaur.co.uk/blog/_archives/2007/10/14/3289552.html
New tiny (oldest?) stegosaur species here, today, with the side spikes:
https://www.sciencealert.com/tiny-newly-discovered-stegosaur-could-be-the-oldest-we-ve-found-yet
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