White-eyed White-chinned Petrel

This White-chinned Petrel appeared on the pelagic on 16th Feb. Can anyone explain why it has white eye-rings? They were around both eyes although only one is shown in this shot. Els Wakefield The message is ready to be sent with the following file or link attachments: Lightroom Pelagic 16-Feb-14-196.jpg Note: To protect against computer viruses, e-mail programs may prevent sending or receiving certain types of file attachments. Check your e-mail security settings to determine how attachments are handled. _______________________________________________ Birding-Aus mailing list Birding-Aus@birding-aus.org To change settings or unsubscribe visit: http://birding-aus.org/mailman/listinfo/birding-aus_birding-aus.org