Unfolds the secrets of the life cycle of salmon and the multiple threats to their survival while actually building one's wonder and appreciation for these unique creatures. Foss Animals Two by Two, Structures of Life Sharing Nature with Children Books Series Interest Level: 3-6 Reading Level: 5.8 ATOS Book Level: 5.6 AR Interest Level: MG AR Points: .5 AR Quiz: 48204EN Reading Counts Level: 3.9 Reading Counts Points: 2 Lexile Code: NP (Non-Prose) Fountas & Pinnell: M.