Salida de campo a la dehesa de Peñaflor de Hormija, en la provincia de Valladolid, el 15 de agosto de 1954, de la que se anotaron observaciones sobre las siguientes aves: Alectoris rufa (Perdiz roja), Coturnix coturnix (Codorniz común), Falco naumanni (Cernícalo primilla), Milvus milvus (Milano real) y Streptopelia sp. (Tórtola). Se incluye el análisis de varios contenidos estomacales.
Field trip to the grassland of Peñaflor de Hormija, at the province of Valladolid, the 15th of August of 1954, of which there were noted observations about the following birds: Alectoris rufa (Red-leged Partridge), Coturnix coturnix (Common Quail), Falco naumanni (Lesser Kestrel), Milvus milvus (Red Kite) and Streptopelia sp. (Turtle-dove). The analysis of some stomach contents are included.
