Blue whale is biggest animal ever?
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Ocean and island animals are considered exceptions iirc. https://en.m.wikipedia.org/wiki/Deep-sea_gigantism …
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Seems more like survivor bias: bigger animals are more likely to fossilize and/or we like to talk about them more.
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Doesn’t affect the maximum limit size though
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Efficiency. Environmental adaptations?
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Those are tautological.
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Most of the megafauna go extinct during major extinction events, also humans and their ancestors killed off most of the biggest game during the last couple million years
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@harari_yuval gets into this in Sapiens
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I thought it was oxygen prevalence
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The Earth's atmosphere had a higher concentration of oxygen back in the day.
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