Corvids...
pseudo, 
asg101, Alex the African Grey parrot showed us that he had an understanding of “none” 30 years ago. Good to see Corvid scientists catching up.
don, Post a tweet asking wtf you’re supposed to do w that information obviously
Transporter_Room_3, 
Here’s the thing…
Johanno, They also have the capabilities to divide! 😱
Bishma, 
And if my knowledge of history is worth anything, we didn’t learn about zero until the 70’s
therealjcdenton, That’s a gonna make the history books
MacNCheezus, 
It means they’re more intelligent than humans, because unlike them, crows won’t go into debt.
Varyk, Don’t take anything away from them.
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