THIS TRIP IS FULL.  We will take a winter morning walk through fields and woodland edges, looking for sparrows, waterfowl, and raptors. Trails are well-maintained with some hills. Meet at 8 a.m. in the parking lot at 8711 Snouffer School Road, Gaithersburg, Md. Limit: 10. LEADER: Leo Dilling at LeoDilling@hotmail.com.