I start to take wild bird pictures since 2003 and I simply can not stop this hobby as I really love to do so.
I would like to share what I saw the nature and wildness from my gear and, your comments are very much appreciated.
My Gear: EF500/F4 + EF400/F4DO + EOS 1D markIII+ EOS 7D+ EOS 1D mark IV；
From Nov 2011, I got my new EF300f2.8L II. From early 2012, I got my EF800F5.6. I start to experiance EF600F4II since middle of 2013.