video
From a Coral Polyp an Island Grows
In the deep ocean, corals often provide habitat for other animals, essentially forming their own islands of life on the seafloor.
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.