Because it's a bug flying in front of the camera but too close to be in
focus...


"Calinos" <okeycan@hotmail.com> wrote in message
news:1b7eae17.0401132314.14188b7b@posting.google.com...

Why this presence abnormal when is analyzed with tapes and
professional equipment, picture to picture, stays static in some
pictures, and soon it gives a great jump, contrary to the explosion
whose jump or movement is continuous?

http://edenex.iespana.es/edenex/wtc1x.gif

ok, is possibly a bird but why happen technically this phenomenon?