"UFO flying worm" over Mexico

Latest UFO sighting - Info on the Youtube descripes this thing as UFO flying worm, recorded on 13th December 2009 recorded by Arturo Robles Gil. I think it's an interesting footage but keep in mind, this litterally could be anything.

Most recent UFO sightings video. Photos. ovni in central- south America. Goverment conspiracy, amazing strange weird unknown objects in the sky