An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Endangered Species

Fact Sheets on Twelve Endangered Species

These species-based fact sheets offer a summary of information about certain listed species, including their description, ecology, and conservation concerns. We developed 11 of these to support implementation of requirements under the order and stipulated injunction issued in the lawsuit against EPA by the Center for Biological Diversity in the San Francisco Bay Area.

Read more about this lawsuit.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.