Crows, along with ravens and magpies, as a type of bird known as corvids. They are highly intelligent, with good memories, capable of mimicking human speech, and have been known to hold grudges, as ...

Thompson hypothesized that crows could count based on their caws, the duration and number of which the birds appeared to control in a given burst of sound. The crows’ counting abilities “seem to ...

High-speed video shot from inside a crow’s voice box has revealed striking similarities between the bird’s signature caw caw call and a low, raspy sound produced by humans. “We used an angioscope, ...