Why Do Animals...: Why Do Animals Go There?
Back from Near Extinction: California Condor
Animal Behaviors: Social Lives of Dolphins
Rourke's World Of Science Encyclopedia: Animal Life
Keystone Species that Live in Grasslands
Keystone Species that Live in Deserts
Endangered Species: A Documentary and Reference Guide
Saving the Endangered Green Sea Turtle
Bioindicator Species: Bees Matter
Great Minds of Science Set 2: Jane Goodall: Revolutionary Primatologist and Anthropologist
World's Weirdest Animals: Elephant Shrews
Bioindicator Species: Monarch Butterflies Matter
Keystone Species that Live in the Sea and Along the Coastline
Keystone Species that Live in the Mountains