Endangered Species: A Documentary and Reference Guide
Saving the Endangered Gray Wolf
Keystone Species that Live in Ponds, Streams, & Wetlands
Superior Animal Senses: How Elephants and Other Animals Hear the Earth
Wildlife at Risk: Endangered Tigers
Superior Animal Senses: How Cats and Other Animals See at Night
Superior Animal Senses: How Pigeons and Other Animals Sense Magnetic Fields
How Animals Think and Feel: An Introduction to Non-Human Psychology
Saving the Endangered Grizzly Bear
World's Weirdest Animals: Coconut Crabs
Freaky True Science: Freaky Animal Stories
Great Minds of Science Set 2: Jane Goodall: Revolutionary Primatologist and Anthropologist
Bioindicator Species: Coral Reefs Matter