Octopus Goes Nuts!

12/16/2009 1:00 PM PST
... as in coconuts.

Biologists in Indonesia have discovered an octopus that uses coconuts for cover -- and travels the ocean floor using the shell for shelter!

The incredible video is believed to be the first evidence of tool use by an invertebrate ... if you don't include Spongebob and his pineapple under the sea.