Salidas de campo en la provincia de Valladolid durante julio de 1948

Salidas de campo dentro de la provincia de Valladolid durante el mes de julio de 1948, de las que anotaron observaciones sobre las siguientes aves: Acrocephalus arundinaceus (Carricero tordal), Caprimulgus sp. (Chotacabras), Carduelis carduelis (Jilguero), Carduelis chloris (Verderón común), Ciconia ciconia (Cigüeña blanca), Cyanistes caeruleus (Herrerillo común), Emberiza cirlus (Escribano soteño), Falco subbuteo (Alcotán), Falco tinnunculus (Cernícalo vulgar), Fringilla coelebs (Pinzón vulgar), Hippolais polyglotta (Mosquitero musical), Miliaria calandra (Triguero), Milvus migrans (Milano negro), Motacilla alba (Lavandera blanca), Motacilla cinerea (Lavandera cascadeña), Motacilla flava (Lavandera boyera), Oriolus oriolus (Oropéndola), Parus major (Carbonero común), Phylloscopus trochilus (Mosquitero musical), Pica pica (Urraca), Serinus serinus (Verdecillo), Streptopelia turtur (Tórtola común), Sturnus unicolor (Estornino negro), Sylvia borin (Curruca mosquitera), Sylvia communis (Curruca zarcera) y Upupa epops (Abubilla).Field trips within the province of Valladolid during July of 1948 of which there were noted observations about the following birds: Acrocephalus arundinaceus (Great Reed-warbler), Caprimulgus sp. (Nightjar), Carduelis carduelis (European Goldfinch), Carduelis chloris (European Greenfinch), Ciconia ciconia (White Stork), Cyanistes caeruleus (Blue Tit), Emberiza cirlus (Cirl Bunting), Falco subbuteo (Eurasian Hobby), Falco tinnunculus (Common Kestrel), Fringilla coelebs (Chaffinch), Hippolais polyglotta (Melodius Warbler), Miliaria calandra (Corn Bunting), Milvus migrans (Black Kite), Motacilla alba (White Wagtail), Motacilla cinerea (Grey Wagtail), Motacilla flava (Yellow Wagtail), Oriolus oriolus (Eurasian Golden-oriole), Parus major (Great Tit), Phylloscopus trochilus (Willow Warbler), Pica pica (Black-billed Magpie), Serinus serinus (European Serin), Streptopelia turtur (European Turtle-dove), Sturnus unicolor (Spotless Starling), Sylvia borin (Garden Warbler), Sylvia communis (Common Whitethroat) and Upupa epops (Eurasia Hoopoe)