TY - BOOK AU - London,Martha TI - Ecosystems T2 - Discover biology SN - 9781532195310 AV - QH541.14 .L66 2022 PY - 2022///] CY - Minneapolis, Minnesota PB - Kids Core, an imprint of Abdo Publishing KW - Biotic communities KW - Juvenile literature N1 - Includes index ER -