Sika deer
Fibromas have been reported in white-tailed deer ("Odocoileus virginianus"), mule deer ("Odocoileus hemionus"), black-tailed deer ("Odocoileus hemionus"), fallow deer ("Cervus dama"), red deer ("Cervus elaphus"), roe deer ("Capreolus capreolus"), Sika deer ("Cervus nippon"), moose (Alces alces) and caribou ("Rangifer caribou")." They occur across the entirety of the white-tail deer's range.