“Wyoming Statute Title 23 Game and Fish

23-3-109 (d) A person may use one (1) leashed blood trailing dog to track a wounded or killed big game animal within seventy-two (72) hours of shooting the animal. A person using a dog in this manner:

(i) Shall maintain physical control of the dog at all times by means of a maximum fifty (50) foot leash attached to the collar or harness of the dog;

(ii) Shall wear fluorescent orange or fluorescent pink consistent with W.S. 23 3 113(a);

(iii) May kill the wounded animal using any weapon authorized under the hunting license;

(iv) Shall, in accordance with W.S. 23 3 104, attach the proper coupon to the carcass of any animal killed under the hunting license.

(e) A person acting solely as a dog handler accompanying the licensed hunter that wounded the game animal is exempt from the licensing requirements of this act. Nothing in this section shall be construed to allow a dog handler to hunt without a license.”

State Regulations: http://gf.state.wy.us/

United States:

Green — Tracking allowed
Red — No Tracking allowed
Gray — Tracking allowed under certain circumstances or in certain areas of the state/province, but not all