Dr. Ma. Rosario, or Doc Rio, is a veterinarian from the University of the Philippines Los Bañ os, and a proud owner of eight cats and four dogs. She was not a cat person to begin with but fell totally in love with them almost as soon as she got her first cat, and she has loved all her cats ever since. Her love and passion for dogs and cats motivated her to take up veterinary medicine and has taken pleasure in treating sick dogs and cats as a companion animal practitioner.