In order to collect taxes for the king mesta kept track of the various herds of animals.
为了给国王收税，mesta负责跟踪记录许多种类的动物。
2
The reason the group was called mesta was because they took their name from Latin and a phrase animalia mixta.
mesta这一名称来自拉丁语词组“混合物种（animalia mixta）”。
3
Wild horses such as these began to be called mestengo due to their association with the mesta but the meaning of mestengo was “stray” or “having no master.”