 In 1960 it was rated the all-time best seller in Australian natural history and remains a classic birding reference to this day.Born in Yamba, New South Wales, in January 1886, he was the son of ornithologist and bird artist Neville Henry Cayley born Caley, and consequently signed his name as Neville W. Cayley in his professional years.Cayley's family moved to Sydney in the mid-1890s, where he studied art and was a pivotal member in the Cronulla Surf Life Saving Club.