Describes the predator-prey relationship between owls and mice, examining the characteristics of each animal, and discussing which animal would win in a fight. Read Me!: Predator vs Prey series. Interest Level: K-3 Reading Level: 3.1 ATOS Book Level: 2.8 AR Interest Level: LG AR Points: .5 AR Quiz: 141565EN Lexile Measure: 600 Guided Reading Level: L Fountas & Pinnell: L.