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Crows can count up to four, a new study finds
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These crows have counting skills previously only seen in people
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Not so bird-brained after all! Crows can count 'out loud' just like humans, study finds
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Scientists Have Revealed This Incredibly Human-Like Trait In Crows
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Crows “count” the number of self-generated vocalizations
By Andreas Nieder, Sarah Crespi & David Grimm
Crows Capable Of Incredible Speaking Feat In New Study
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Crows Appear to Be Able to Count Out Loud
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These crows may count in a way similar to human toddlers
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Crows can count up to four, a new study finds
By Scottie Andrew