<?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>0065-1737</journal-id>
<journal-title><![CDATA[Acta zoológica mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Acta Zool. Mex]]></abbrev-journal-title>
<issn>0065-1737</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Ecología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0065-17372018000100224</article-id>
<article-id pub-id-type="doi">10.21829/azm.2018.3412147</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Contribución al conocimiento de la reproducción y cuidado parental en Crotalus molossus nigrescens en el estado de Hidalgo, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Contribution to the knowledge of reproduction and parental care in Crotalus molossus nigrescens in the state of Hidalgo, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández-Badillo]]></surname>
<given-names><![CDATA[Leonardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres-Angeles]]></surname>
<given-names><![CDATA[Ferdinand]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma del Estado de Hidalgo Centro de Investigaciones Biológicas ]]></institution>
<addr-line><![CDATA[ Hidalgo]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Predio Intensivo de Manejo de Vida Silvestre X-Plora Reptilia  ]]></institution>
<addr-line><![CDATA[ Hidalgo]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2018</year>
</pub-date>
<volume>34</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0065-17372018000100224&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0065-17372018000100224&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0065-17372018000100224&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN. La serpiente de cascabel de cola negra (Crotalus molossus nigrescens) tiene una amplia distribución en el territorio mexicano. Sin embargo, la información de campo acerca de su biología reproductiva es escasa, particularmente en el estado de Hidalgo. Aquí se presenta el primer reporte de las características de una camada de Crotalus molossus nigrescens en Hidalgo, y también sobre la conducta de cuidado parental.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT. The black-tailed rattlesnake (Crotalus molossus nigrescens) has a wide distribution in the Mexican territory. Nevertheless, field information about its reproductive biology is scarce, particularly in Hidalgo State. Here, we present the first report about clutch characteristics of Crotalus molossus nigrescens in Hidalgo State, and also about parental care behavior.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Biología reproductiva]]></kwd>
<kwd lng="es"><![CDATA[camada]]></kwd>
<kwd lng="es"><![CDATA[conducta]]></kwd>
<kwd lng="en"><![CDATA[Reproductive biology]]></kwd>
<kwd lng="en"><![CDATA[clutch]]></kwd>
<kwd lng="en"><![CDATA[behavior]]></kwd>
</kwd-group>
</article-meta>
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