White-fronted tern (Sterna Striata) calling on a rock near South Head on the Tasman Sea, North Island, New Zealand

asserting oneself asserting yourself authority bird head bird mouth bird talk communicating creating a disturbance long bills making a noise making a point no nonsense one bird only one tern only open beak open bill open mouthed plumage pointed beaks shouting sterna striata sternidae yelling assertive aves avians beaks birdlife birds calling close up communication daytime feathers half length half length mouth open natural world nature profile side view squawking stock image stock photo stock photograph talking travel photo travel photograph travel photography travel stock travels wildlife wildlife photography wildlife stock travel travel destinations travel destination wild animal wild animals animal behaviour animal behavior habitat one animal color image color colour tourism destination