The birds of Norfolk & Lord Howe Islands and the Australasian South Polar quadrant :London :H.F. & G. Witherby,1928.biodiversitylibrary.org/page/58795173
One day while we were doing routine maintenance on the Bonin boxes we opened one up and a pair were inside. Very early prospectors! I unslung my camera to get a few photographs before leaving them be. Like many prospecting petrels they will hang out in their sites for several months before breeding. Tern Island, Northwestern Hawaiian Islands. USFWS PD