Title: Little Fox
Author: Amy Griswold
Published in: Fantastic Stories of the Imagination, May 2015
Description, by Sam Tomaino [SFRevu]: "Bella is supposed to go away to college today, but she finds out that her clone, Fox, has drugged her and taken her place. She doesn't do anything at first and pretends she is the clone. When she tells her mother what has happened, she finds something else out about her family."