Friends of The Heinz Wildlife Refuge at Tinicum
- Philadelphia
Works on trails, assists with educational projects, and raises funds to implement projects that the refuge budget will not cover.
www.friendsoftinicummarsh.org
Ocean Mammal Institute (OMI)
- Reading
Conducts research on the human impact on whales and dolphins.
www.oceanmammalinst.org
Hawk Mountain Sanctuary
- Kempton
Center for conservation, education, and research about raptors on a 2,400-acre natural area straddling the Kittatinny Ridge in eastern Pennsylvania.
www.hawkmountain.org
Wounded Knee Wildlife Refuge
- Tabernacle
A nonprofit organization dedicated to the rehabilitation of injured and orphaned wildlife in central New Jersey.
www.angelfire.com/nj/woundedknee