Sea otter heroes :the predators that saved an ecosystem /Patricia Newman
발행사항
Minneapolis, Minn :Millbrook Press,2017
형태사항
56 pages :illustrations (chiefly color), color map ;24 x 28 cm
서지주기
Includes bibliographical references (pages 52-54) and index
요약
"Marine biologist Brent Hughes discovered a surprising connection between sea otters and sea grass at an estuary in northern California. Follow science in action as Hughes conducts the research that led to this major discovery"--Provided by publisher
이용대상주기
Grades 4 to 6Ages 8-12
수상주기
Green Earth Book Award, 2018Robert F. Sibert Honor Book, 2018
