A stock image of a chihuahua dog looking sad. A video of a chihuahua rescue dog "finally realizing she's safe" has gone viral on TikTok. iStock / Getty Images Plus ...

Petite, young Chihuahua with medical condition waiting for adoption at Big Dog Ranch. Radar is a friendly, playful 8 pound boy who is ready to grow up in a forever home of his own.

Families in San Francisco looking to adopt a new dog have the chance to bring one home for free this weekend. Muttville Senior Dog Rescue in San Francisco is holding a chihuahua adopt-a-thon event ...