Watch CBS News

Soaring intelligence and surprising warmth of crows

Name: Soaring intelligence and surprising warmth of crows
Uploaded: 2015-04-23T08:36:00-0400
Duration: 3 min 38 s
Description: More than 30 million crows fly around the country, but among all creatures, the birds may be among the least understood. Ben Tracy reports on new research into crows' brains.

More than 30 million crows fly around the country, but among all creatures, the birds may be among the least understood. Ben Tracy reports on new research into crows' brains.