MWS, PAN of sandpit on Mount Rigaud, MS of many holes in sand pile, bank swallow nests, closer shots of birds coming in and out of nests (1:24). LA FOLLOW MS of chicken vulture soaring on updrafts (0:42). MS of sand pile, closer shots of swallows coming in and out of nests burrowed in sand (2:53). CS of American goldfinch near small stream (0:14).