2 



scream frequently repeated. The iricles in this species are 

 hazel brown, the cere a dull pink, and the legs and feet a 

 bright yellow. Specimens found in Chili are said to have 

 light brown or grey legs ; this variation may, however, only 

 arise fi-om a difference of age in. the indi\-idual specimens 

 described. 



This species is well represented in Gray's " Genera of 

 Birds," pi. 5; the egg is figured in D'Orbigny's "Voyage 

 dans I'Amerique Meridionale," pi. 2. 



SPECIMENS OF MILVAGO CHIMANGO. 



No. 1. adult Chili (G) Mr. Warwick. 



No. 2. immature ... Ditto (G) Ditto. 



No. 3. J immature ... Buenos Ayres (G) Mr. Verreaux. 



MILVAGO CHIMACHIMA (Vieillot.) 



f 

 MILVAGO OCHROCEPHALUS (Jardine.) 



YELLOW-HEADED CAKACARA. 



The Yellow-headed Caracara itihabits most of the northern 

 and central countries of South America, extending as far 

 northward as Guiana, and as far southward as the north-eastern 

 part of La Plata. It is said chiefly to fi-equent pasture lands, 

 but appears to prefer such as are in the vicinity of human 

 habitations ; it is not only a less widely diffused, but also a less 

 numerous, bird than the preceding species. The food of the 

 Yellow-headed Caracara consists chiefly of canion, small reptUes, 

 snails, and insects, especially those which it prociu-es from the 

 backs of cattle ; it also scratches up and devours the eggs of the 

 turtle and iguana, although buried in the sand by the parent 

 reptUe at a depth of as much as eight inches below the siu-face. 

 This Caracara has the singular habit of alighting upon 

 horses and other beasts of bm-then, whose backs have been 

 galled, and tearing open the partially healed cicatrices that 

 have been thus formed upon them ; the animal attacked being 



D2 



