Massachusetts Pesticide Bureau
- Regulatory agency provides information on the Children's Protection Act, toxicology, public drinking water supply protection, enforcement, pests fact sheet and West Nile Virus links page.
- http://www.mass.gov/agr/pesticides/

Snakes of Massachusetts
- Illustrated guide to local species, with identification key and information on snakes in general.
- http://www.umass.edu/nrec/snake_pit/

New England Chapter - Society for Conservation Biology
- Non-profit organization devoted to conservation of biological diversity in New England. Includes organization information, news about current environmental issues, and links to other resources.
- http://www.nescb.org/

History of Wildlife in Massachusetts
- Information from the Harvard Forest Data Catalog.
- http://harvardforest.fas.harvard.edu/data/p04/hf043/hf043.html

MassWildlife
- Official page for the Massachusetts Division of Fisheries and Wildlife.
- http://www.state.ma.us/dfwele/dfw/

Silvio O. Conte National Fish and Wildlife Refuge
- Provides information on staff, activities, partnerships, education, and newsletter.
- http://www.fws.gov/r5soc/