The Last Girl Author:Kirsty Murray Callum's world is a future where females have been wiped out by avian flu and the Colony rules the postapocalyptic wasteland that is left. Kidnapped and sold, Callum flees his captors, hoping to reunite with his fathers. When he cannot outrun his pursuers, Callum is rescued by Bo, an orphan who has been living in the wilderness. Bo and Callu... more »m set out to find Callum's family, but their journey is dangerous for many reasons—not the least of which is because Bo is a girl.« less