Variable Oystercatcher Feeding On The Rocky Shore Of Beach With Waves In Okarito, New Zealand

variable oystercatcher oystercatcher eating feeding wading wader beak bill peck drink water rocky shore forage wave coastline coastal pebble bay food closeup variable plumage nature environment natural feather fauna avian wild okarito new zealand rock animal coast island ornithology beach endemic behaviour shoreline black stone behavior wildlife walking habitat species bird