Bulwer's Petrel. Bulweria bulwerii.

The upper wing pattern is only to be seen on close birds in bright light, on one morning seawatch from Ponta da Cruz 2000 birds were counted, this image was taken off Bugio Island.

Bulwer's Petrel. Bulweria bulwerii.

The profile is typical in the sense the head is held up as if looking for food, birds were also seen "snorkeling" when sitting on water, this image was taken off Bugio Island.

Bulwer's Petrel. Bulweria bulwerii.

This fluffy chick is four days old.

Bulwer's Petrel. Bulweria bulwerii.

These birds could shear as well as any shearwater and constantly took on different impressions depending on wind speed and other factors.