Dragonflies Matter

What can we learn about the health of an ecosystem through dragonflies? This title takes readers to our freshwater sources to see how pollution is disrupting the reproduction of dragonflies, how humans are to blame, and what we can do to fix it. Detailed maps Glossary of key words Index Reviewed Table of contents Animals can help us see the effects of climate change, pollution, and habitat destruction. Bioindicator Species takes the pulse of animals already threatened by human action in order to better understand our changing world.