When a fly is hanging upside down (like on a ceiling or something) how does it set off? Does it fly upside down for a

When a fly is hanging upside down (like on a ceiling or something) how does it set off? Does it fly upside down for a while or does it turn straight over?

Posted on March 12, 2013 by in Question. Comments Off on When a fly is hanging upside down (like on a ceiling or something) how does it set off? Does it fly upside down for a