De Filippi's petrel

Description

The De Filippi's petrel or Masatierra petrel (Pterodroma defilippiana) is a species of seabird in the family Procellariidae.It is endemic to Chile where it nests in the Juan Fernández Islands (including Masatierra) and Desventuradas Islands.Its natural habitats are open seas and rocky shores.De Filippi's petrel grows to a length of about 26 centimetres (10 in).Its cap and mask are dark grey while its forehead is white.It has dark grey plumage on its upperparts with a distinctive "M" mark,a paler grey partial collar and a white throat,belly and under wing-coverts.When seen from below,the wings have black tips and black trailing edges.