Blue whale (Balaenoptera musculus) lunge feeding at the surface. The whale is upside down to the visible part is the lower jaw upside down. Monterey Bay, California, USA

matthew watkinson blue whale balaenoptera musculus lunge feeding surface the whale upside down visible part lower jaw pacific ocean north american usa us america ocean sea surfacing rare eating mouth mouths heads baleen endangered whales mammal mammals cetacean cetaceans horizontal