Smart animals don't necessarily crowd out less intelligent in similar niches/geographic areas. Intelligence is of limited adaptive benefit.
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Replying to @drethelin
@drethelin Main correlates of intelligence in species seem to me to be mechanically useful limbs and cooperative social behavior2 replies 0 retweets 3 likes -
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Replying to @Outsideness
@Outsideness hard to use weapons without useful limbs: crows have trouble using anything but sticks. Elephants have built in weapons1 reply 0 retweets 0 likes -
Replying to @drethelin
@Outsideness elephants could probably figure out spears if they didn't have tusks1 reply 0 retweets 1 like
Replying to @drethelin
@drethelin Weapon production (technology) is probably a threshold for adaptive of intelligence.
12:21 AM - 12 Jan 2015
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