One of the keys to bird watching, which he discusses in his book, is that sighting birds is not always a matter of happy accident. Luck plays a part, but he’s learned over the years that you can better your chances by knowing when birds migrate, their preferred habitats and stopping points. 'It’s a game of timing and weather and geographic location,' he observed. 'It’s a learned skill when things are going to occur, and where they’re going to occur.'