Swinhoe`s storm petrel (Oceanodroma monorhis), also known as Swinhoe`s petrel, is a small, all-brown seabird of the storm petrel family Hydrobatidae. It breeds on islands in the northwest Pacific off China, Japan and Korea. It nests in colonies close to the sea in rock crevices and lays a single white egg. It spends the rest of the year at sea, .....