The Massachusetts Audubon Society is the largest conservation organization in New England, concentrating its efforts on protecting the nature of Massachusetts for people and wildlife. Mass Audubon protects more than 30,000 acres of conservation land, conducts educational programs for 250,000 children and adults annually, and advocates for sound environmental policies at the local, state, and federal levels. Established in 1896 and supported by 65,000 member households, Mass Audubon maintains 43 wildlife sanctuaries that are open to the public and serve as the base for its conservation, education, and advocacy work across the state.