International and National
Bat Conservation International:: Science, education and conservation action to protect bats and their habitats around the world.
Buglife:: The only organisation in Europe devoted to the conservation of all invertebrates.
Celebrate Urban Birds:: A web site full of new ideas to help you Celebrate Urban Birds, with fresh pages, programs, and challenges added to the web site all the time.
The Cornell Lab of Ornithology:: A world leader in the study, appreciation, and conservation of birds.
Defenders of Wildlife:: One of the country’s leaders in science-based, results-oriented wildlife conservation.
The Dragonfly Society of the Americas:: Purposes of the DSA are to encourage scientific research, habitat preservation and aesthetic enjoyment of Odonata through (1) cooperation and comradeship among odonatologists worldwide; (2) fostered interchange between amateur and professional enthusiast; (3) establishment of publications to disseminate information relating to Odonata; (4) support for wetlands and habitat preservation as the most effective manner for odonate conservation; and (5) cooperation with organizations sharing common goals of environmental preservation.
The Ecological Society of America:: The ESA is a nonpartisan, nonprofit organization of scientists to promote ecological science, raise the public’s level of awareness of the importance of ecological science, increase the resources available and ensure the appropriate use of ecological science in environmental decision making.
Entomological Society of America:: The (ESA) is the largest organization in the world serving the professional and scientific needs of entomologists and people in related disciplines.
National Audubon Society:: Conserve and restore natural ecosystems, focusing on birds, other wildlife, and their habitats for the benefit of humanity and the earth’s biological diversity.
National Wildlife Federation:: America’s largest conservation organization.
North American Butterfly Association:: We are a membership-based not-for-profit organization working to increase public enjoyment and conservation of butterflies.
Pollinator Partnership:: Promote the health of pollinators, critical to food and ecosystems, through conservation, education, and research.
Salmon-Safe:: Works to keep our urban and agricultural watersheds clean enough for native salmon to spawn and thrive.
The Urban Wildlands Group:: Dedicated to the conservation of species, habitats, and ecological processes in urban and urbanizing areas.
Wildlife Habitat Council:: A nonprofit, non-lobbying group of corporations, conservation organizations, and individuals dedicated to restoring and enhancing wildlife habitat, protecting biodiversity and educating communities.
The Wildlife Society:: A professional international non-profit scientific and educational association dedicated to excellence in wildlife stewardship through science and education.
The Xerces Society:: A nonprofit organization that protects wildlife through the conservation of invertebrates and their habitat.
Regional
Delaware Nature Society:: Founded in 1964, the Delaware Nature Society is the pre-eminent non-profit environmental organization in the state.
Nature in the City (San Francisco):: Conserve and restore the nature and biodiversity of San Francisco and connect people with nature where they live.
Urban Greenspace Institute (Portland)::The Urban Greenspaces Institute works to create great cities—cities where the built and natural environments are interwoven, not set apart.
