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baumpop t1_iy9l5uj wrote

Reply to comment by Arstanishe in Spiders were probably an absolute nightmare to early mammals. by psychoxxsurfer

Weren't they micro fauna initially? Like prey to pretty much anything?

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Arstanishe t1_iy9lwgt wrote

Afaik, the first proto-mammals were therapsids, which were not that small. However, most mammals (or all?) I can't remember - came from rodent-like creatures after the cretaceous extinction event 65 mil ago. But that time insects were definitely even smaller...

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