


Occasionally ewes are found with rudimentary, malformed horns. These ewes are referred to as red bulls as they grow significantly larger than normal ewes. A red bull with a mass of 114 kg and a trophy of 32.5” or 83 cm was once recorded in the Imfolozi Game Reserve in KwaZulu-Natal.
from WildlifeRanching.com
Toko wrote:The female Nyala "bull" again on Tembe webcam (2012, Nov 30)