- Dinosauria: Everything you ever wanted to know about dino's including myths and birds. Also includes links to other dinosaur sites.
- Download-a-Dinosaur: This site offers printable patterns for realistic looking cut-and-fold dinosaurs.
- Sue at the Field Museum: Information about Sue the largest T-Rex ever found.
- Walking with Dinosaurs: Companion to the BBC television series. Contains live motion sequences.
- Earth Science Explorer: Follow the Explorasaurus and learn about dinosaurs and the earth.
- Animal Diversity Web: Lots of information on many different animals great for a report.
- Animal Omnibus: Links to animal information on the web organized by animal.
- Bugs in the News!: This site is aimed at those interested in bacteria, viruses, and other "bugs".
- Desert Life: DesertUSA contains virtually any desert-related topic: plants, animals, geology, cultural and natural history.
- eNature.com: This is a field guide to animals and plants with lots of good photos.
- Endangered Species Program: Information about endangered species including legislation, lists, and educational resources.
- National Wildlife Federation: Articles published by Ranger Rick. Also includes information on endangered species.
- Pet Care Tips: Most information is located in the Pet Care Library.
- Virtual Frog Dissection Kit: The program allows interactive dissection of a frog.
- Bug Guide: Identification, Images, & Information for Insects, Spiders & Their Kin for the United States and Canada.
- Wisconsin dragonflies and damselflies: Gain more knowledge about the distributions and habitat requirements of our 160+ species of dragonflies and damselflies.