australasian gannet morus serrator pairs on the cliffs on mura

1843 after australasian australian beak bird birds black brown cape cheeks chicks coastal colony colourful common eggs exchanging farewell feathers flight fly food gannet gannets gannett gray hunt kidnappers legs long magpie mates morus murawai native new not ocean pacific pair pairs pelecaniformes sea serrator shore shoreline spit successful sulidae takapu takupu threatened waters white wingspan yellow zealand