Skull of a female llama. Note the fighting teeth are not well developed. In this animal, the upper canines have not formed. The cheek teeth in general are three molars top and bottom and one or two premolars top and bottom. This animal has two premolars top and bottom. It is normal for the cheek teeth to have sharpness on the outside edge of the upper and the inside edge of the lowers. Routine floating of SACs is not necessary but may be needed when opposing teeth have been lost.