Provides information on air, water, biology, geology, and social science as related to nature. Publications include articles, brochures, and fact sheets.

Offers information about programs and causes, provides a wealth of information about the environment and the animals and plants of nature, and includes publications, photographs, and learning workshops.

Includes checklists of animals with common and scientific names, animal photos, news of upcoming wildlife events and wildlife, wildflower, and archeological sightings, trips, festivals.

Contains images, sound files, and video clips for animal and plant species threatened with extinction.

Foragers share photographs and notes of poisonous, medicinal, edible, and mixed plants; birds, animals, fungi, moose, scenes, sunsets, and winter. Offer for sale foraged and homemade products.

Explores the preservation, appreciation, and creative use of sounds from nature. Includes descriptions of technologies and programs, newsletter, Q&A, resources, and links.

Organization focused on protecting the habitat of plants and animals. Features abstracts and links to publications, e-cards, slide shows, videos, quizzes, tour journals, newsletter, press releases, merchandise, and magazine subscription.

Searchable databases of nature-related topics. Includes news, science updates, events, journals, publication highlights, and jobs. Paid subscriptions available for increased content.

Includes information on programs and virtual tour of the museum, articles, photographs, resources, and learning activities related to natural science.

Source for conservation, distribution, and taxonomic information on bird and mammal species in Latin American and Caribbean countries. Available in English and Portuguese.

Information regarding earth science, geology, fifteen common natural disasters, unusual phenomena, their impact, effects, and causes. In English and Spanish.

A database of video clips covering animals, ecosystems, human history, livelihoods, earth and space, plants, public policy, and recreation.

Covers polar and mountainous regions, savanna and grasslands, tropical rainforest, and woodland areas. Learn about their features and why resident animals with common characteristics inhabit those wild habitats.

Provides conservation status, taxonomic and distribution information on plants, animals, and ecological communities of the United States and Canada.

A searchable nature database, including on-line field guides for thousands of plants and animals. Keep a personalized record of wildlife sightings or learn to create a backyard wildlife habitat.

Includes a calendar, information about the museum and exhibits, a section for educators, drawings and notes on hundreds of animals, and research links. Available in English and French.

Project attempting to index all the world's known species. Search by common name or scientific name.