The story I read is called Ragweed. This wonderful book was written by Avi. I haven't read the entire book, however, only the first half of the book.

The novel opens up with a country mouse saying his goodbyes to his family. The mouse's name is called Ragweeed, a four-month old golden country mouse. After a moments' of farewells, Ragweed was out on his way to explore the big world. As he traveled down the path out of his home, Brook, he continued on his way on a well-beaten path. The trail finally came to a split in the road. As Ragweed was considering which way to go, an elderly vole bumped into him. The vole soon came to know Ragweed, and tole him where the two paths went. The young mouse took the way to the train station, and ended up in Amperville. But, on the way...