Legality of Cannabis by U.S. Jurisdiction Picture of the day archives: 2014 August < 2014 August 2 2014 August 4 > Picture of the day The great-winged petrel (Pterodroma macroptera) is a species of petrel endemic to southern Australia and New Zealand; this specimen was photographed east of Tasmania. Two subspecies of the great-winged petrel are recognized.Photograph: JJ Harrison Archive – More featured pictures...