After three years as the ospreys' neighbors, we have been accepted. Jack went out for a sail in Little Bird, our ketch. Mama kept a sharp yellow eye on him, but made not a peep. When he returned, she was still on the nest, of course, but she moved her head from side to side as he pulled up to the pier. According to a raptor expert we know, that's the way that hawks customarily greet each other. After a time, some people are deemed worthy of being considered hawks and also get the side to side head bob. We're in!