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Crows can recognize geometric regularity

(phys.org)
178 points wglb | 1 comments | 17 Apr 25 14:20 UTC | HN request time: 0.401s | source
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almosthere ◴[21 Apr 25 01:44 UTC] No.43747874[source]▶
They can identify a worm from 300 feet, why would they not be able to do that.
replies(2): >>43748513 #>>43748876 #
xandrius ◴[21 Apr 25 06:06 UTC] No.43748876[source]▶
There might be lots of things going on there: colour, depth, pattern matching.

This one shows that they can distinguish shapes even slightly different from another. I think it is still significant and interesting.

replies(1): >>43748973 #
1. andoando ◴[21 Apr 25 06:31 UTC] No.43748973[source]▶
Pattern matching can recognize shapes