The fat of goats is determined by their breed genes. Sheep of Matou goat, Jintang black goat and other breeds will have fat, but it is not the "patent" of male goats, and female goats will also have fat. The fat of goat is controlled by a dominant autosomal gene W, which has complete penetrance, but its phenotype is variable. The gene frequency of different breeds is very different, and the production performance of ewes with dewlap is about 7% higher than that of ewes without dewlap.
When eating grass, detect the spiny plants under the neck to avoid stabbing the neck. It should be called a safety distance measuring mallet. It can improve the chewing speed.