What's this movie called??

Okay at the begging of the movie the mom and daughter are reading how to kill a mockingbird on the moms dads ranch . The daughter get a dog from her grandpa abd names him adakis. Te dog stays at the ranch abd they head home hey end up in a car reck and the mom dies. One morning the dad finds out the daughter let loose of all the animals at the animal place and was caught on tape Soo the father takes the daughter to the ranch and and the fathers leaves also the daughters name is bell I th