Introduction
In our cycle tours around Europe, and later in Mexico's Yucatan, we always noticed the birds around us, particularly those on phone or power lines by the roads we were following. We would shoot these with our little camera and pop them into the cycling blog. Particularly when we started to visit Yucatan more often, we spotted a lot more birds, and we got ourselves onto a couple of guided boat birding tours, at Rio Lagartos and at Celestun. But still we were very casual about it, and quite ignorant, one might say. The evidence for this was in the number of times we would spot an interesting bird on a wire, and put the photo in the blog with the question of what was this. And so many times our readers would have to respond with the same darn bird name as had come up before - usually Tropical Mockingbird or Great Kiskadee. To try to head off this embarrassing situation, we concocted the idea of keeping a catalog of the birds (bird photos) that had been identified, so we could check b