noun (n)

• domesticated bovine animals as a group regardless of sex or age(noun.animal)

  Example:
  So many head of cattle.
  

  Synonym:
  bos taurus, cows, kine, oxen
  

  source: wordnet30
• Quadrupeds of the Bovine family; sometimes, also, including all domestic quadrupeds, as sheep, goats, horses, mules, asses, and swine.(noun)

  source: webster1913