Star in the Forest ( book ) by Laura Resau

Zitlally's family is undocumented, and her father has just been arrested for speeding and deported back to Mexico. Meanwhile, Zitlally finds a dog in the forest. They name it Star for the star-shaped patch over its eye. As time goes on, Zitlally starts to realize that Star is her father’s “spirit animal,” and that as long as Star is safe, her father will be also. But what will happen to Zitlally’s dad when Star disappears? - age 7-10 - great condition! - cover has one rip and tape marks