TY - BOOK AU - Gray, Susan H. TI - Gray whale T2 - 21st century skills library SN - 9781602790360 U1 - 599.5 PY - 2019/// CY - Ann Arbor, Michigan PB - Cherry Lake Publishing KW - Gray whale -- Juvenile literature KW - Gray whale KW - Endangered species N1 - Includes glossary, bibliographical references and index N2 - Discusses why the gray whale became endangered and what was done to help them recover and survive ER -