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.
When is a tanager not a tanager? Based on new genetic data, the committee has transferred many species of tanagers (including this Summer Tanager), cardinals, and sparrows to different families in recent years, changes that have serious implications for scientists studying these birds.
