Meet Zero! A spirited two-year-old Bull Terrier currently living in El Cajon, CA, whose tricolor coat is as bold and unforgettable as his personality. With a heart full of loyalty and an energetic spark that lights up every room, Zero is a devoted boy who forms deep bonds and gives his whole heart to his person. Zero is a high-energy companion who thrives on nonstop play and connection. He absolutely loves tug-of-war and fetch, though he sometimes likes to hold onto the toy a little longer just to keep the game interesting! Walks are a favorite adventure, and if there is water nearby, even better! He knows cues like sit, stay, and come, and he is both crate-trained and house-trained. He needs patience and time to build trust, but once he feels secure, his affectionate nature truly shines. Zero currently lives in a home with another dog, but they are kept separate, as he thrives best as the only dog in a structured, calm environment. He bonds closely with his primary caregiver and prefers focused attention. He lives with two children and peacefully coexists with them, though he does not actively engage and instead chooses to stay close to his trusted person. He can feel fearful around unfamiliar men and may tuck his tail and bark if someone approaches too quickly. However, he has made wonderful progress with a man who is now his second caregiver. Though he was initially unsure, he gradually warmed up and now responds to him consistently, showing his ability to build trust with patient, understanding individuals. Zero is extremely affectionate and fully believes he is a lap dog. If his guardian is sitting or lying down, he wants to be right on top of her, soaking up every bit of closeness! When she is standing, he gently nudges for attention or places his head between her legs, asking for connection. He craves reassurance, structure, and positive reinforcement training that helps him feel confident and understood. This playful, loyal boy will flourish in a patient, caring environment where he can continue growing and bonding deeply. Could Zero be the loyal shadow you have been hoping for? If you're interested in providing Zero with a loving home, please email adopt@joyfulpets.com for more information on adopting him! Please note that Zero will remain with his current family until a suitable new home is found for him. Also, Zero is open to a long-distance adoption, love knows no distance when finding your perfect companion! Content Notice: This pet is represented by Joyful Pets. All photos, descriptions, and behavioral summaries are proprietary and may not be republished, altered, or used by third-party platforms. Any unapproved aggregation or rewriting of this listing is strictly prohibited.