An official website of the United States government
Here’s how you know
Official websites use .gov A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
This library collection includes information related to species that are candidates for Endangered Species Act protection, voluntary prelisting conservation, and current policies and regulations.