<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-09-15T22:28:50Z</responseDate><request verb="GetRecord" identifier="oai:gredos.usal.es:10366/21786" metadataPrefix="etdms">https://gredos.usal.es/oai/request</request><GetRecord><record><header><identifier>oai:gredos.usal.es:10366/21786</identifier><datestamp>2025-04-30T17:36:50Z</datestamp><setSpec>com_10366_3698</setSpec><setSpec>com_10366_3692</setSpec><setSpec>com_10366_3676</setSpec><setSpec>col_10366_3699</setSpec></header><metadata><thesis xmlns="http://www.ndltd.org/standards/metadata/etdms/1.0/" xmlns:doc="http://www.lyncode.com/xoai" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.ndltd.org/standards/metadata/etdms/1.0/ http://www.ndltd.org/standards/metadata/etdms/1.0/etdms.xsd">
<title>Sitta europaea</title>
<creator>Valverde Gómez, José Antonio, 1926-2003</creator>
<subject>Sitta europaea</subject>
<subject>Trepador azul</subject>
<subject>Sittidae</subject>
<subject>Sítidos</subject>
<subject>Ornitología</subject>
<subject>Ecología</subject>
<subject>Castilla y León (España)</subject>
<subject>Valladolid (España : Provincia)</subject>
<subject>Burgos (España : Provincia)</subject>
<subject>Sitta europaea</subject>
<subject>Wood Nuthatch</subject>
<subject>Sittidae</subject>
<subject>Ornithology</subject>
<subject>Ecology</subject>
<subject>Castilla y León (Spain)</subject>
<subject>Valladolid (Spain : Province)</subject>
<subject>Burgos (Spain : Province)</subject>
<description>Observación de una bandada de Trepador azul (Sitta europaea) en un lugar indetermintado (posiblemente en Valladolid) en el invierno de 1945-1946 y anotación sobre la posible ausencia de nidificación de la especie en Burgos.</description>
<description>An observation of a flock of the Wood Nuthatch (Sitta europaea) at an uncertain place (possibly at Valladolid) in the winter of 1945-1946, and a note about the possible lack of nesting of the species at Burgos.</description>
<date>2008-09-30</date>
<date>2009-10-08</date>
<date>2009-10-08</date>
<date>[ND]</date>
<date>2009-10-08</date>
<type>info:eu-repo/semantics/workingPaper</type>
<identifier>http://hdl.handle.net/10366/21786</identifier>
<language>spa</language>
<relation>Adobe Acrobat</relation>
<rights>https://creativecommons.org/licenses/by-nc-nd/3.0/</rights>
<rights>info:eu-repo/semantics/openAccess</rights>
<rights>Attribution-NonCommercial-NoDerivs 3.0 Unported</rights>
<coverage>Invierno de 1945-1946</coverage>
</thesis></metadata></record></GetRecord></OAI-PMH>