| Species | Category | Title | Author | Citation | url |
| Alpaca | Ears | Total ear canal ablation and lateral bulla osteotomy in an alpaca. | Marriott MR, Dart AJ, Macpherson C, Hodgson DR. | Aust Vet J. 1999 May;77(5):301-2 | http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=10376099&dopt=Abstract |