Useful Links

Poison Ivy
University of Missouri
University of Connecticut

Ticks
Mass.gov Tick Identification Card
Mass.gov Frequently Asked Questions on Lyme Disease

Beavers
Amherst Wetlands Protection Beaver Page

Invasive Species
USDA – Insects, Plants, Blights, and Aquatic Species
New England Wildflower Society
Massachusetts Invasive Plant Advisory Group

Organizations/Land Trusts
Appalachian Mountain Club
Tom Brown Jr’s Tracker School
Alderleaf Wilderness College
Mass Audubon
The Trustees of Reservations
The Kestrel Trust
Valley Land Fund
Massachusetts Department of Conservation and Recreation (DCR)
Massachusetts Department of Fish and Game
USDA Natural Resource Conservation Service
The Nature Conservancy
Student Conservation Association
Silvio O. Conte National Fish and Wildlife Refuge
Massachusetts Land Trust Coalition
Massachusetts Executive Office of Energy and Environmental Affairs
Massachusetts Association of Conservation Commissions
UMASS Amherst Department of Natural Resources

Places
Great Falls Discovery Center
Hitchcock Center for the Environment

Wetlands
Massachusetts Department of Environmental Protection
Town of Amherst Wetlands Protection

Forestry 
Massachusetts Department of Conservation and Recreation (DCR) Forestry