As far as i know, there arent bigger animals around today due to the square-cube law, and yet their were dinosaurs the size of whales on land?
In: 906
not just weight but oxygen intake and heat dispersal are major limiting factors on animal size
The Sauropods evolved hollow bones before birds existed.
I’ll edit this comment with more info when I can get back to the book I read about it in : ‘The Rise and Fall of The Dinosaurs’
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