Why do dogs wag their tails?
Brains On! Science podcast for kids
00:00
Introduction
Kai is paid up to the Beyonce 2003 hit song Crazy in Love before taping. Sandin and his dog friend Penelope Poodle are training for Amazing Chase. The world's biggest game of fetch involves sticks, tennis balls, frisbees or floppy disks. BrainZomb is supported in part by a grant from the National Science Foundation.
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