02102cam a2200481 i 4500 651074290 TxAuBib 20191219120000.0 180907s2019||||||||||||||||||||||||eng|u 2018950121 9781532162169 library binding 1532162162 library binding 9781641855877 paperback 1641855878 paperback (OCoLC)1050607194 YDX YDX eng eng rda rda rda YDX rda BDX YDX OCLCQ TDS OCLCF IHI DYJ EHH LMJ JAS HHO DLC JAO OCL LAKCL TxAuBib BDX OCLCQ TDS OCLCF IHI DYJ EHH LMJ JAS HHO DLC JAO OCL LAKCL TxAuBib rda Vilardi, Debbie, 1969-, author. Why do birds fly South for winter / by Debbie Vilardi. Minneapolis, Minnesota : Cody Koala, an imprint of Pop, [2019] ©2019. 24 pages : color illustrations ; 23 cm. txt rdacontent n rdamedia nc rdacarrier Science questions Includes index. "This book introduces readers to the science behind migration. Students learn about the hunger and nesting factors that motivate birds to fly south for the winter and north for the summer" -- Provided by publisher. 490L Lexile. Decoding demand: 75 (high) Semantic demand: 90 (very high) Syntactic demand: 57 (medium) Structure demand: 74 (high) Lexile. 20191219. Birds Behavior Juvenile literature. Birds Migration Juvenile literature. Birds. Birds. Migration. Birds. Behavior. Animals Adaptation Juvenile literature. Animals Adaptation. Children's questions and answers Juvenile literature. Children's questions and answers. Cody Koala (Firm). Science questions. LAKCL