An animal behavior modification system including a collar, a receiver
device and a transponder. The receiver device is attached to the collar,
the receiver device having a receiver circuit and a stimulation circuit.
The transponder is in communication with the receiver device. The
transponder is positioned proximate to the receiver device. The
transponder includes a signal transmitter; and an antenna intermittently
electrically connectable to the signal transmitter. The signal
transmitter wirelessly communicating to the receiver circuit of the
receiver device.