An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Räsänen K, Hendry AP.Räsänen K, et al. Among authors: hendry ap.Ecol Lett. 2008 Jun;11(6):624-36. doi: 10.1111/j.1461-0248.2008.01176.x. Epub 2008 Mar 31.Ecol Lett. 2008.PMID: 18384363Review.