Andy Stoddart, on behalf of BBRC / December 2023 – vol. 116, issue 12, pp 707–711 IdentificationWhite-chinned Petrel is a large seabird (larger than Cory’s Shearwater Calonectris borealis), heavily built and with a rounded head, bull-necked appearance and a stout, pale-yellowish bill. The wings are long and angular, the tail is relatively short with a rounded tip and a short toe projection. The plumage appears all dark and is a uniform blackish brown with silvery hues vi... This article is only available to registered users.To read more, please log in or purchase a subscription.