Local photo shop, George's Camera, in San Diego, CA allowed several members of the local photo club to borrow some lens during the photo club's visit to the SD Zoo this morning.
I requested the Canon 100-400mm and an adapter for the Canon to the Sony E Mount. This was my first experience doing manual focusing, and I admit it was a challenge. The darn animals would not sit still and give me much time to adjust the focal length and focus. Here are a few of the better examples from today: