Prairie dog song : the key to saving North America's grasslands

by Roth, Susan L., Trumbore, Cindy
Published 2016

Parrots over Puerto Rico

by Roth, Susan L., Trumbore, Cindy
Published 2013

Butterfly for a king : saving Hawaiʻi's Kamehameha butterflies

by Roth, Susan L., Trumbore, Cindy
Published 2021

The mangrove tree : planting trees to feed families

by Roth, Susan L.
Published 2011