Hummer Swarm

I have been trying to get the best shot of the forever moving and insatiably hungry hummers.....there have bee more in the swarm - I managed to count 16 once but have only managed to capture 12 at a time as in this one (counting all wing/tail/head sets.) I have also experimented with different backgrounds and lighting and have them posted on Flickr. The ones I like the most - though they don't have feather detail are the silhouettes