<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1870-7459</journal-id>
<journal-title><![CDATA[Huitzil]]></journal-title>
<abbrev-journal-title><![CDATA[Huitzil]]></abbrev-journal-title>
<issn>1870-7459</issn>
<publisher>
<publisher-name><![CDATA[Sociedad para el Estudio y Conservación de las Aves en México, A.C. (CIPAMEX)]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-74592019000200110</article-id>
<article-id pub-id-type="doi">10.28947/hrmo.2019.20.2.455</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Patrones de actividad de la chachalaca pálida (Ortalis poliocephala)]]></article-title>
<article-title xml:lang="en"><![CDATA[Activity patterns of West Mexican Chachalaca (Ortalis poliocephala)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lavariega]]></surname>
<given-names><![CDATA[Mario C.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Monroy-Gamboa]]></surname>
<given-names><![CDATA[Alina Gabriela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Padilla-Gómez]]></surname>
<given-names><![CDATA[Eugenio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Olivera-Martínez]]></surname>
<given-names><![CDATA[Ubaldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Politécnico Nacional  Centro Interdisciplinario de Investigación para el Desarrollo Integral Regional, Unidad Oaxaca]]></institution>
<addr-line><![CDATA[Santa Cruz Xoxocotlán Oaxaca]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro de Investigaciones Biológicas del Noroeste, S.C.  ]]></institution>
<addr-line><![CDATA[La Paz B.C.S.]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Comisión Nacional de Áreas Naturales Protegidas  Dirección Sierra Juárez-Mixteca]]></institution>
<addr-line><![CDATA[ Oaxaca de Juárez]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Oficina de Bienes Comunales de Santa Catarina Tonalá  Monitoreo Comunitario de la Biodiversidad de Santa Catarina Tonalá]]></institution>
<addr-line><![CDATA[ Oaxaca]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<volume>20</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-74592019000200110&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-74592019000200110&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-74592019000200110&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Los patrones de actividad de las poblaciones animales fluctúan a lo largo del año, como respuesta a la disponibilidad de recursos, cambios en el clima y actividad de depredadores. Estudiar los patrones de actividad de las especies es necesario no sólo para aumentar el conocimiento de su historia natural sino también para la planeación de muestreos acordes a los periodos de mayor actividad. Con la finalidad de reconocer los patrones de actividad de la chachalaca pálida (Ortalis poliocephala) en una selva seca del suroeste de México en dos temporadas, usamos la información recabada con cámaras-trampa durante los inviernos de 2011-2012 y 2012-2013 y las primaveras de 2012 y 2013. La actividad diaria de la chachalaca pálida fue bimodal con mayor actividad de 10:00 a 11:00 h y de las 18:00 a 20:00 h. Los patrones de actividad temporal presentaron similitud en dos de los cuatro periodos de muestreo (P &gt; 0.05), lo que indica que los patrones de actividad se mantienen independientemente de la cantidad de horas luz. En contraste, la actividad de las chachalacas fue diferente en el invierno de 2012-2013 (P &lt; 0.05), posiblemente como respuesta a la presencia de elementos exógenos no climáticos, como depredadores. Durante los diseños de muestreo para estudios poblaciones se deben considerar los patrones de actividad de las especies de crácidos para entender su biología y contribuir a las estrategias de manejo y conservación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Animal activity patterns fluctuate throughout the year, in response to resource availability, climate changes, and predator activity. Studying species activity patterns is necessary not only to increase our knowledge of their natural history but also to plan research (or population sampling) according to the period of greatest activity. In order to recognize the activity patterns of the West Mexican Chachalaca (Ortalis poliocephala) in a dry forest in southwestern Mexico in two seasons, we use information collected through camera-traps during the winters of 2011-2012 and 2012-2013 and the spring of 2012 and 2013. The daily activity of the West Mexican Chachalaca was bimodal with greater activity between 10:00 to 11:00 h and 18:00 to 20:00 h. Patterns of temporal activity showed similarity in two of the four monitoring periods (P &gt; 0.05), indicating that the activity patterns are maintained regardless of the number of light hours. In contrast, the activity of the Western Mexican Chachalaca was different in the winter of 2012-2013 (P &lt; 0.05), possibly in response to the presence of non-climatic exogenous elements, such as predators. When developing study designs for population studies, the activity patterns of cracids species should be considered to understand their biology and to contribute to their conservation and management strategies.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[cámaras-trampa]]></kwd>
<kwd lng="es"><![CDATA[selva seca]]></kwd>
<kwd lng="es"><![CDATA[Oaxaca]]></kwd>
<kwd lng="es"><![CDATA[áreas protegidas]]></kwd>
<kwd lng="es"><![CDATA[monitoreo participativo]]></kwd>
<kwd lng="es"><![CDATA[México]]></kwd>
<kwd lng="es"><![CDATA[ritmo circadiano]]></kwd>
<kwd lng="en"><![CDATA[camera-traps]]></kwd>
<kwd lng="en"><![CDATA[dry forest]]></kwd>
<kwd lng="en"><![CDATA[Oaxaca]]></kwd>
<kwd lng="en"><![CDATA[protected areas]]></kwd>
<kwd lng="en"><![CDATA[participative monitoring]]></kwd>
<kwd lng="en"><![CDATA[Mexico]]></kwd>
<kwd lng="en"><![CDATA[circadian rhythm]]></kwd>
</kwd-group>
</article-meta>
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