Image 36845, Double-crested cormorant nuptial crests, tufts of feathers on each side of the head, plumage associated with courtship and mating. La Jolla, California, USA, Phalacrocorax auritus, Phillip Colla, all rights reserved worldwide.   Keywords: animal:animalia:auritus:aves:bird:california:chordata:cormorant:courtship:creature:double crested cormorant:double crested cormorant:la jolla:mating:nature:nuptial crest:pelecaniformes:phalacrocoracidae:phalacrocorax:phalacrocorax auritus:phalicrocoracidae:plumage:seabird:tuft:usa:vertebrata:vertebrate:wildlife.