Fifi tries to kill them with a pile of shock collars.

They removed her shock collar, but had difficulty getting her off the premises.

After returning home and in order to stay there, Tracy decides to wear his dog's shock collar on himself.

Another suggested using a shock collar when he charged the gate.

It was revealed that Fred had once been forced to wear an explosive shock collar.

It reminded me of a shock collar for a dog.

No shock collar on the market today is limited to deliver shocks of such low intensity.

A shock collar was used to deter attacks on the sheep during the experiments.

The amount of barking was significantly reduced starting on the second day with both the spray and shock collars.

The pros and cons of shock collars for serious training.