White-fronted tern Sterna Striata) in full flight over a beach near South Head on the Tasman Sea, North Island, New Zealand

White-fronted tern (Sterna Striata) in flight with fish in beak, across the Hauraki Gulf off the Coromandel Peninsula, North Island, New Zealand

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

White-fronted tern (Sterna Striata) in flight across the Hauraki Gulf off the Coromandel Peninsula, North Island, New Zealand