Under Yukon's new rules — which don't take effect until January 2020 — anyone who keeps sheep or goats must have the animals in an approved enclosure, and test them annually for infection.

A farmer has admitted to using tissue and testicles from wild animals to breed “giant” hybrid sheep to sell to private hunting reserves. Arthur ‘Jack’ Schubarth, 80, of Vaughn, Montana ...

Separating domestic and wild sheep herds is key to the survival of bighorn sheep, an animal that is featured on B.C.'s coat of arms. 'We could be in the same situation that we are with caribou' ...