Karen Pryor, Guru of Positive Reinforcement, Is Dead at 92
Karen Pryor once taught a hermit crab to ring a bell by pulling a string with its claw. She taught...
Karen Pryor once taught a hermit crab to ring a bell by pulling a string with its claw. She taught...
TUCSON, Ariz. (13 News) - Nearly 100 animals, some dead, were recovered from a non-profit animal rescue in Pima County...
When Loudoun County Animal Services officers arrived at a boarding facility, they found five dead dogs and 19 others "in...