R.B. Hamilton 1967 Journal 8Km N, 8Km W of Piura, Dept Piura, Peru. Elev. 100'. July 28 To collect any & did see Andean Sparrow, Zonotrichia capensis, Long-tailed Mockingbird Mimus longicaudatus, Elaenia sp., Conirostrum sp. Pizorhinia cinerea and Geositta peruviana. I saw aggressive behavior in Geositta peruviana and thought that this was territorial. They were also seen giving aerial display. There were many places where many signs were present especially on the hill. Two other birds, flycatcher and Scorpion bird also seen. All the birds except Pizorhinia & Geositta were hard loving as it was impossible to get unrestricted shot of them. I returned about 0900 to camp and we got ready to leave while birds huts. I did get an immature Zonotrichia capensis in just a few minutes. About 0930 we left for Tolobo. At + In reach to Tolobo, Dept Piura, Peru, At first we followed an irrigated & rolling far quite away. This area is greatly used by the native areas are many coconut trees, many banana and papaya plants. Many area on ways for pasture and holding pens for cattle can also commonly seen. Some cotton is grown. I believe cotton and cattle raising may be the two most important industries. On the pasture with cattle are many Cattle Egrets, Bubulcus ibis. On some fields there are more Cattle Egrets than the cattle. Also seen in this valley were many Buffon Finch Sicalis flaveola, Tropical Kingbird Tyrannus melancholicus, Vermillio Algerita, Pyrocephalus rubinus, Long-tailed Mockingbird, Mimus longicaudatus and Groove-billed Ani Crotophaga sulcirostris Two Zone-Tailed Hawks was observed near road (Buteo albonotatus) Coragyps atratus and Cathartes aura were also seen. We soon left this area as got into more barren country. The amount of