Enteric Coccidia in Free-ranging American Bison (Bison bison) in Montana
Penzhorn BL, Knapp SE, Speer CA. 1994. Enteric Coccidia in Free-ranging American Bison (Bison bison) in Montana. Journal of Wildlife Diseases. 30(2):267-269
Four Eimeria species have been reported from American bison (Bison bison): E. auburnensis, E. bovis, E. brasiliensis, and E. canadensis. We report on finding two additional species: E. ellipsoidalis and E. zuernii. In 1993, the prevalence of these six species in 31 yearling bison in a recently-established herd on private ranchland in Montana (USA) was: E. bovis, 97%; E. canadensis, 90%; E. zuernii, 32%; E. ellipsoidalis, 32%; E. auburnensis, 9.7%; and E. brasiliensis, 3.2%. Eimerian oocysts also were recovered from five (14%) of 36 bison in 1993 from West Yellowstone; the species involved were: E. canadensis, E. bovis, E. zuernii and E. auburnensis.
- Type
- Journal Article
- Authors
- Penzhorn, B.; Knapp, S.; Speer, C.
- Units
- YELL
- Keywords
- American bison, Animal Studies, Bison, Bison bison, coccidia in bison, Disease, Eimeria aubernensis, Eimeria bovis, Eimeria brasiliensis, Eimeria bukidnonensis, Eimeria canadensis, Eimeria ellipsoidalis, Eimeria zuernii, Mammals, Montana, Wildlife Health