When your dog bites someone
If you own the dog

Spay or neuter your dog to reduce aggressive tendencies.
Never leave infants or young children alone with the dog.
Do not play aggressive games, like wrestling, with your dog.
Teach children basic safety guidelines around the dog and review them frequently.

If you are threatened by a dog

Remain motionless. Do not run or scream.
If knocked down by the dog, lie still, cover your face and neck and remain in a ball.
If bitten by the dog, immediately report the bite.

Report stray dogs or dogs showing unusual behavior to your local animal control center.