more tool using fish

[Ursus sapien]

the wrasses seem to be a clever group. Vid and article. (http://blogs.scientificamerican.com/observations/2011/09/28/tool-using-fish-caught-on-tape/)

[Rabadswompe]

that little guy sure went a long way to find a perfect wall to play "squash ".

[CACAdmin]

Amazing. It goes to show that fish are smarter than most people think.