In this case a better indicator is that Ravens can use thermal winds to effectiv... | Hacker News

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		srcreigh on March 24, 2022 \| parent \| context \| favorite \| on: Crows possess higher intelligence, thought a prima... In this case a better indicator is that Ravens can use thermal winds to effectively float in the air, while crows can't and have to flap.

BugsJustFindMe on March 25, 2022 [–]

"Can/can't" isn't a great general indicator, because "doesn't" doesn't imply "can't" except circumstantially. If you see a bird floating, it might be a raven. If you see a bird not floating, you still have no idea.

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