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4XAwX TIL that Dodo birds didn't die of extinction on Mauritius because the Portuguese ate them. The Dutch arrived later and brought pigs to the island which ate the Dodo eggs out of their nests. Dodo birds kept their nests on the ground because there weren't any predators before.
QJyx6 TIL the dodo bird was not unintelligent but simply evolved docile behavior in response to a lack of predator on its native island of Mauritius. Humans took advantage of this behavior, haunted it to extinction, and then made it a universally recognized symbol of unintelligence.