But it didn't take long for the crows to catch on and start making the correct number of sounds for each cue — or so Liao thought. "I was like, 'Wow, these crows are brilliant,'" she says.

The most iconic way that this was done was with the crow of a rooster. Farmers are still very familiar with this loud ‘Cock-a-doodle-doo’ every morning, and even people who live in cities know ...

Crows can vocally count up to four. The intelligent birds recognize and react to numbers in a process similar to that of human cognition, according to a new study.

They have a different vocal organ, called a syrinx, that they use to make noises. Crow pictures. Image 1 of 3 (Image credit: gyro via Getty Images) A murder of crows.

Researchers have been eavesdropping on an unusual family of crows in Spain, collecting data on hundreds of thousands of different sounds the birds made. Small microphones recorded a variety of ...

Birds are brilliant animals, and crows are among the most intelligent. They’re often too smart for their own good, and they are capable of recognizing and remembering people they interact with.