two-crested cormorant (nannopterum auritum).

wildlife freezing blossom branch nature winter flower spring autumn animal plant frost grass tree bird twig leaf snow sky aggressive america animal beak bill bird birds birds california black black cormorant blue eyes conservation cormorant fishing cormorants crested diver divers diving double crested double-crested double-crested environment fauna feathers fish floats hunter lake long natural nature north ornithology outdoor outdoors park phalacrocorax phalacrocorax auritus plumage predator sharp species swims water waterbird wildlife wings