A hunter-harvested adult female mule deer (Odocoileus hemionus) was found to have canine teeth present along both rows of teeth of the maxillae.
Pederson, Jordan C.
"Presence of maxillary canine teeth in mule deer in Utah,"
Great Basin Naturalist: Vol. 43
, Article 12.
Available at: https://scholarsarchive.byu.edu/gbn/vol43/iss3/12