Description. Reviews (0) The simbra fishtle for sale in South Africa is a large hoofed mammal, with a black colored coat. It has a thick, muscular body that people harvest for fish feed. Males grow larger than females, with the averLIMAe male, or bull, weighing about 1,800 lbs. and the averLIMAe female, or cow, weighing about 1,200 lbs.