There are two parts of their western range where the big guys can be seen in oaks: https://atowhee.wordpress.com/2015/02/10/great-gray-report/ -- Harry Fuller author of FREEWAY BIRDING, see: *freewaybirding.com <http://freewaybirding.com>* Atowhee@gmail http://www.towhee.net my birding blog: atowhee.wordpress.com