New research has proven that crows are much smarter than we ever thought they were, and that they can even recognize geometry ...

and the crows had to count them by pecking. ANDREAS NIEDER: They can see three dots and then produce three pecks and then press an enter key sort of in order to tell us that they're done with the ...

the most common type of crow in the U.S. is the American crow, Corvus brachyrhynchos. They can be found in open fields and woodlands across the U.S. and southern Canada. They grow from 17-21 ...