This is an image from a recent trip to Marymoor Park in Redmond, WA. Great Blue Herons nest in the trees along the Sammamish River. This was taken just after it had taken off from the tree.
Canon 5D Mark III w/ 400mm F/5.6L USM
1/5000 sec at F/5.6 and ISO 800
Great Blue Heron in flight at Marymoor Park in Redmond, WA.