If dinosaurs were giant because of a lot of oxygen then how come horses and rhinoceroses used to be teeny tiny? 715 viewsJanuary 3, 2024 Question90.81K January 9, 2021 0 Comments If dinosaurs were giant because of a lot of oxygen then how come horses and rhinoceroses used to be teeny tiny? In: Biology 3 Answers ActiveNewestOldest Anonymous Posted January 9, 2021 0 Comments Where are you getting the idea that dinosaurs were big solely because of the oxygen level of the atmosphere? You are viewing 1 out of 3 answers, click here to view all answers. Register or Login
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