Turn the aerator housing counterclockwise and remove it from the faucet. Pull the O-ring off the tip of the faucet spout with your finger. The O-ring prevents leaking between the housing and the faucet. Set the O-ring in a safe place until you are ready to reinstall the housing.
After that, they are referred to as yearlings or stirks if between one and two years of age. A castrated male is called a steer in the United States; older steers are often called bullocks in other parts of the world but in North America this term refers to a young bull.
3. BULLIS: Cattle Tenders. (This was published in English Ancestral Names-The Evolution of the Surname From Medieval Occupations, J.R. Dulan. 4. BULLIS: Originally spelled Bullace, referring to a type of wild plum, growing along hedgerows in England.