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An authoritative and comprehensive checklist of more than 1.3 million species of plants, animals, fungi and micro-organisms. Great place to start for species taxonomy.
Provides information about the diversity of organisms, their phylogeny, and characteristics. Useful for introductory information and illustrations of species.
Quality internet resources : More Biodiversity on the Web
Information about rare and endangered species and threatened ecosystems. Includes access to technical reports, articles and some data. Also provides links to other useful sites.
