Regents of the University of Michigan
Animal Diversity Web: Bombyx Mori (Silkworms)
Biological information about the silkworm, Bombyx mori, including habitat, physical description, behavior, food habits, and more.
Curated OER
National Park Service: Mammoth Cave: Biology and Cave Life
This resource describes the biology and cave life of Mammoth Cave. Among the topics discussed are the animal and plant life associated with the area. Requires Adobe Reader. [PDF]
University of California
Ucmp: Introduction to Ctenophora
This is an advanced level review of the biology of these organisms. The opening photographs are worth seeing!
BiologyWise
Biology Wise: Information About Animal Cells
Explains the differences between eukaryotic and prokaryotic cells and presents a diverse set of facts about animal cells.
The Franklin Institute
The Franklin Institute: Living Things Families
What do centipedes and crabs have in common? What's so special about a backbone? Check this site out from The Franklin Institute if you are interested in biology and classification.