Rescuers think Pixar is a Chinese crested-silky terrier mix. Friendly and energetic, he especially likes to play with a fellow foster dog, a Chihuahua. Pixar is neutered, has an identification microchip and is current on his shots. East of Eden, a nonprofit animal rescue organization, has volunteers and adoptable animals at Petco, 2888 Grant Line Road, from noon to 3 p.m. Saturdays. For information, call 815-5186 or view cats’ and dogs’ profiles at www.eoerescue.org.