B's lameness gone. Brownie is no longer lame. Once he was seen to run at one of the young birds and knock him over on his back, with feet in air, bill open and a comical air of injured innocence. April 20th. Roadrunner. At 7:20 A.M. the Roadrunner was cooing in the glade. I wonder if he goes there for food. Training in self defense. At 8:20, as I entered the glade, B was in the act of knocking one of the young birds over on his back again. He desisted and then fed him from the fresh supply of food. He introduced a new feature in the preliminary training period a few minutes later, by feeding one of the youngsters first and then engaging in a fierce, breast to breast battle with him; his part, I think, being sham; but the young- ster got very angry, making harsh noises and finally chasing B off the scene in fancied triumph. This is all true to form, except that feeding before fighting has not been noted before. There seems little doubt that, whether consciously done or not, this preliminary sparring is for the purpose of teaching the young that life is not simply a matter of holding one's mouth open and having somebody push food down the throat--there are obstacles to be encount- ered and opposing wills to be met. Later Brownie will not "pull his punches" and these affairs will become serious. No other instruction on the part of the parents has ever been noted here. B nervous. B plainly showed this morning that he was having difficulty in fitting feeding, fighting and courting into a smooth orderly pattern simultaneously and was inclined to be nervous and jumpy with a tendency to get the operations mixed. His feet are warm again. (Or my hands cold; but I think the former). "Thinking" begins. At 10:25 B was sitting placidly in the nest. An hour later Nova was sitting in it, but left as I approached