Amazon.com : Jopwkuin Livestock Supply, Strong and Durable Convenient to Use Cattle Collar Double‑Row Hole Design and Delicate for Farms for Home Use(Small) : Patio, Lawn & Garden
eShepherd
Goat Neck Strap, Cow Collar Thick 4 Layer For Sheep For Cattle For Horse L - Walmart.com
Amazon.com : Cow Hauling Collar, Double‑Row Hole Wear‑Resistant Canvas Cattle Collar for Pasture for Cow for Cattle for Livestock Supply(Medium) : Patio, Lawn & Garden
Kiwi start-up pioneers collar for 'remote-controlled cows'
Agribusiness Report: The AI cow collars speeding up dairy production - NZ Herald
Amazon.com: Cow Collar, with 10 Number Plate, Pedometer, Plastic Animal Collar, Antislip Teeth, Number Tag for Animal Husbandry, for Cattle, Sheep : Pet Supplies
Leather Neck Collar - Adult Size for Mini Cows Adult Size | Mini Cattle Supply Halters and Lead Ropes for Mini Cows
Defy The Fly™ Fly Collar for cows - Jeffers
Virtual fencing for Florida's cattle industry is getting a test
Kansas cattle will help determine if virtual fences work on prairie