Other
Bugbios: Class Insecta
See pictures of many different butterfly wing patterns and read about the individual butterflies.
Earth Life
Wonderful World of Insects: An Introduction to the 32 Orders of Insects
A very thorough look at the world of insects. This site examines the 32 orders of insects and gives a complete explanation of the characteristics of each order. Text is supplemented with pictures.
Other
Bugbios: Entophiles
Students can see pictures and descriptions of 14 different orders of insects.
Regents of the University of Michigan
Animal Diversity Web: Class Insecta
The Animal Diversity Web surveys the general characteristics of the insect class and features such topics as habitat, anatomy, body systems, reproduction, and development.