Here are some resources to help you with the Creature Feature assignment. Comment on this post to add other useful resources.
Suggested Web sites
Michigan eLibrary – Science and the Environment
http://web.mel.org/viewtopic.jsp?id=54
Animal Diversity Web
http://animaldiversity.ummz.umich.edu/
BIOSIS
http://biosis.org
BiologyBase – covering the world of life
http://biologybase.com
The Tree of Life Web Project
http://tolweb.org/tree/phylogeny.html
Library Resources
Atlas of Endangered Species
Ref QH 75 .A85
Encyclopedia of Life Sciences
Ref QH 302.5 .E53
Grzimek’s Animal Life Encyclopedia
Ref QL 3 .G7813
Synopsis and Classification of Living Organisms
Ref QH 83 .S89
Walker’s Mammals of the World
QL 703 .W222