Simple text and color photographs explain the life cycle of a birds. Includes birds facts. Part of the "Science Slam: Animal Diaries - Life Cycles" series. Interest Level: K-3 Reading Level: 3.5 ATOS Book Level: 3.7 AR Interest Level: LG AR Points: .5 AR Quiz: 153717EN Reading Counts Level: 3.5 Reading Counts Points: 2 Lexile Measure: 740 Lexile Code: IG (Illustrated Guide).