[Title] Several shots of red-throated loon's nest, eggs in it, of baby loon in nest and in man's hand. LS of flock of double-crested cormorants taking off to the air. PAN over rocks, nests of cormorant colony. Closer shots of cormorants on rocks fluttering about, landing. MSs of nest, four eggs, of nest and several chicks. MLSs of cormorants silhouetted against sky. PAN of. HAS of precipitous shore, water in lower background, cormorant nests in cliffs. Sequence on common cormorants in nests, perched on rocks. Shots of common cormorant chick, of adult cormorant. PAN of bird sanctuary. MS of common tern's nest. MS of California gull's nest, egg about to hatch. Cut to chick in nest and in man's hand. HAS of Blue-Winged Teal's nest, eight eggs in it. Shot of two Pelican chicks, young one floating away. [Titles interspersed]