Definition:
Male of bovine animals (of the Bos Taurus, Bubalus bubalis, Beefalo species) - stud-bulls - aged 2 years old and over that are kept to mate naturally with females cattle or to be used in insemination stations.

High-level terms

• Bulls, bullocks and fattening oxes/steers (fattened adult male of cattle)
• Bovine animals of 2 years and over