From NMCaver: Bats Take Turns 'Shutting Up' When Flying in Groups: <http://www.foxnews.com/story/0,2933,410661,00.html>
Mark Minton
From NMCaver: Bats Take Turns 'Shutting Up' When Flying in Groups: <http://www.foxnews.com/story/0,2933,410661,00.html>
Mark Minton