Sheila, a 2-year-old Australian shepherd mix, has been spayed and is house trained. She has had her first shots. She responds to a few commands, including "sit" and "stay," and has lived with children. For information about adopting a pet, call the Humane Society of Tampa Bay, 3607 N Armenia Ave., (813) 876-7138. Adoption hours are 10 a.m. to 4:30 p.m. Tuesday, Wednesday, Friday and Saturday; noon to 7:30 p.m. Thursday; and noon to 4 p.m. Sunday.