An operation developed by Mules (Australian sheep-farmer)to reduce blowfly strike in sheep by removing the folds of skin in the crotch most likely to be affected.
Tegemist on Austraalia lambakasvataja Mules'i kasutuselevõetud operatsiooniga, mille käigus lõigatakse looma jalgevahelt koos määrdunud villaga ära ka nahavoldid, et vältida kärbsevastsetõbe.
Procedures resulting in the loss of a significant amount of tissue or the modification of bone structure, or which cause a significant amount of pain or distress shall be forbidden, and in particular:amputation of the penis or other penile operations, disbudding of the horns, freeze dagging, mulesing...