South Dakota's projected cattle identification system will use RFID to track the birth, history, and movement of all tagged animals.

The The U.S. Department of Agriculture (USDA)’s Animal and Plant Health Inspection Service (APHIS) is proposing to amend animal disease traceability regulations that require electronic identification ...

By contrast, many tech-savvy pet owners have opted to have their dog or cat “chipped” by having a radio frequency identification (RFID) permanently implanted under the skin.

By contrast, many tech-savvy pet owners have opted to have their dog or cat "chipped" by having a radio frequency identification (RFID) permanently implanted under the skin.