Endangered Species: A Documentary and Reference Guide
World's Weirdest Animals: Echidnas
Keystone Species that Live in Ponds, Streams, & Wetlands
Bioindicator Species: Polar Bears Matter
Great Minds of Science Set 2: Jane Goodall: Revolutionary Primatologist and Anthropologist
World's Weirdest Animals: Elephant Shrews
Superior Animal Senses: How Dolphins and Other Animals Use Sonar
Rourke's World Of Science Encyclopedia: Animal Life
Bioindicator Species: Frogs Matter
Saving the Endangered Green Sea Turtle
Wildlife at Risk: Endangered Rhinos
Animal Rights: A Documentary and Reference Guide