They have a variety of woodland bird species including blackcap and bullfinch. Birds such as jay, bullfinch and blackcap are seen in the reserve. The Azores bullfinch was first described in 1866 by British ornithologist Frederick Godman. Bullfinch is a name given to two groups of passerine birds. Six pairs of Eurasian bullfinch ("Pyrrhula pyrrhula") were recorded in 2003. The bullfinch is a bulky bull-headed bird. The brown bullfinch is a relatively small bird with a grayish head, nape, and breast. Kenworthy's memoirs make no reference to his departure from HMS "Bullfinch". Appel may be related to "Alp", an obsolete word for a bullfinch. This type of fence is closely related to the bullfinch.