(CNN) — Perhaps “birdbrained” isn’t such an insult after all –– crows, the ubiquitous urban bird, can vocally count up to four, the latest research has found. (CNN) — Perhaps “birdbrained” isn’t such ...

Math isn't just a human thing. All kinds of animals, from African grey parrots to chimpanzees, are thought to have some kind of mathematical ability, but it can be hard to test. Now, a new study finds ...

Add Yahoo as a preferred source to see more of our stories on Google. Carrion crow (Corvus corone) perched on wooden fence post and calling. (Photo by: Sven-Erik Arndt/Arterra/Universal Images Group ...

Perhaps “birdbrained” isn’t such an insult after all –– crows, the ubiquitous urban bird, can vocally count up to four, the latest research has found. Not only can the inquisitive creatures count, but ...

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Not only can the inquisitive creatures count, but they can match the number of calls they make when shown a numeral, according to a new study, led by a team of researchers with the University of ...