No it's not:mad:
Here is a Great Blue Heron doing a little hunting this morning as snow flakes fell around him (You can see the flakes in the first one).
7D, EF 100-400mm f/4-5.6L IS
1st at 400mm, f/5.6, 1/160 sec, ISO 200
2nd at 400mm, f/5.6, 1/200 sec, ISO 200
http://farm9.staticflickr.com/8242/8...2876f899_c.jpg
Great Blue Heron -6382 by westmichigan, on Flickr
http://farm9.staticflickr.com/8258/8...1997ede6_c.jpg
Great Blue Heron -6429 by westmichigan, on Flickr