Today I'm using the birds in this video as references for the Crow Series piece I have in progress. It's worth watching, though, just for the ingenuity of the crows, who have figured out what stoplights are for.
Crow in progress. This 7 x 5" oil on salvaged aluminum is the heart of a new piece, the full design of which I haven't worked out just yet, but that's normal for these things. They develop on the fly.