G2110E2 Iridium-GPS Wildlife Telemetry Collar| Advanced Telemetry Systems
High Tech Pet Radio Collar for HC-8000 Ultra System RC-8 - The Home Depot
Tools of the Trade: Radio Telemetry and GPS Collars for Tracking Black Bears
Amazon.com : SportDOG Brand TEK Series 2.0 GPS Tracking Add-A-Dog Collar - Additional, Replacement, or Extra Tracking Collar - Waterproof and Rechargeable : Pet Supplies
Friends of the Island Fox: Radio Collars Going On Island Foxes!
Researchers radio-collar 1st bear in mountains near LA | AP News
Living with Lions | Lion collars
Small WildCell GPS & Radio Collar | Lotek
SMART Collars Reveal the Hidden Lives of Wolves (U.S. National Park Service)