George, I've referred people to this link before, and it's a workflow that I pretty much follow for the wildlife photography that I do.
Originally posted by fellow board member and talented photographer Craig Murray...
http://yssyforum.net/board/showpost....52&postcount=5
And a quick example of the outcome, this using a 400D with 100-400L. Northern Giant Petrel, Continental Shelf off Wollongong.