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.
8 Contributions. A young girl horse is called a filly, and a young male is called a colt. An adult female is called a mare, and an un-castrated adult male is called a stallion. A castrated aduâ¦lt male is called a gelding. 21 people found this useful.