FPjohn
Well-known
ampguy
Veteran
2nd video is interesting, reminded me of the current photolife mag with Paul Nicklen's photo of a polar bear, triggered by a motion sensing detector:
http://ozwildlifestudio.com/wp-content/uploads/Huge-Male-Polar-Bear-by-Paul-Nicklen.jpg
http://ozwildlifestudio.com/wp-content/uploads/Huge-Male-Polar-Bear-by-Paul-Nicklen.jpg