9 Computer hardware and software system for tracking animals using GPS systems, cellular communications, and/or radio transmissions on a device on the tracked animals; Computer hardware and software system for monitoring animal location, activity, training, and health; Electronic devices for locating, tracking, and monitoring activity, training and health data of animals and pets using radio frequency, global positioning systems, cellular communication networks, and motion activity; Electronic monitoring system comprised of electronic data processors, motion and proximity sensors, computer software, and radio transmitters and receivers, all for the purpose of animal tracking; GPS tracking devices; Electronic motion and proximity sensors for pets; Electronic pet collars for monitoring pet location, activity, training, and health; downloadable software for monitoring, recording and accessing location, activity, training and health data of animals and pets; downloadable software for remotely activating sound and light on electronic pet collars; downloadable software for training animals