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Endangered and Threatened Species

Free Databases

The following list includes several specialized databases that provide broad coverage of endangered and threatened species. There are also some research databases of a more general nature included here that would be helpful for researching this topic as they cover a variety of aspects of animals, science, conservation and law.

Note also that there are variations in how subjects are categorized in each database. However, the list included in this guide of subjects and keywords may be helpful when searching many online databases.