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Listar Facultad de Ciencias por autor "Hernández Gallegos, Oswaldo"

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  • Amplexo diurno de Rhinella horribilis (Anura: Bufonidae) en una población del Centro de México 
    Andrade Soto, Gabriel; Hernández Oviedo, Edgar; Hernández Gallegos, Oswaldo (Revista Latinoamericana de Herpetología, 2022-08-11)
    Los eventos reproductivos explosivos son una característica conductual registrada en sapos del género Rhinella, donde la actividad reproductora es observada durante la noche. Aquí se registra el primer caso de un amplexo ...
  • Aspidoscelis costatus costatus (Squamata, Teiidae): high elevation clutch production for a population of whiptail lizards 
    GRANADOS GONZALEZ, GISELA; PEREZ ALMAZAN, CARLOS; GOMEZ BENITEZ, ALDO; WALKER, JAMES MARTIN; Hernández Gallegos, Oswaldo (Herpetozoa, 2020-07-31)
    Clutch size and number of clutches per reproductive cycle are important life history traits that can be influenced by anatomical, physiological, evolutionary, and ecological factors. This report on the clutch size and ...
  • Aspidoscelis sackii gigas. Color pattern variation. 
    WALKER, JAMES MARTIN; GRANADOS GONZALEZ, GISELA; Perez, Ailed; LOPEZ MORENO, ANA ESTHELA; Hernández Gallegos, Oswaldo (Herpetological Review, 2020-09-21)
    Se describe la variación en la coloración de la lagartija Aspidoscelis sackii gigas en dos poblaciones de los estados de México y Guerrero.
  • Characterization of thermal and hydric conditions of nesting sites of female Aspidoscelis costatus costatus (Squamata: Teiidae) 
    Hernández Gallegos, Oswaldo; Benitez Dolores, Edith; PEREZ PEREZ, AILED; De la Rosa Silva, Edgar; GRANADOS GONZALEZ, GISELA; MENDEZ SANCHEZ, JOSE FERNANDO; WALKER, JAMES MARTIN (Herpetological Conservation and Biology, 2021-04-30)
    Reproductive success in oviparous squamates requires the selection of an appropriate nest site for oviposition. The resulting environmental conditions directly influence different biological traits of offspring. We studied ...
  • Chronic stress of rainbow trout Oncorhynchus mykiss at high altitude: a field study 
    Hunt von Herbing, Ione; Pan, Francis; GARDUÑO PAZ, MONICA VANESSA; Hernández Gallegos, Oswaldo; MENDEZ SANCHEZ, JOSE FERNANDO; Ruiz Gómez, María de Lourdes; Rodríguez Vargas, Georgina (Wiley, 2015-07-06)
    The stress response of Oncorhynchus mykiss in high-altitude farms in central Mexico was investigated over two seasons: the cool (9⋅1–13⋅7∘ C) dry winter season, and the warmer (14⋅7–15⋅9∘ C), wetter summer season. Fish ...
  • Color pattern and body size variation in live Aspidoscelis costatus costatus (Squamata: Teiidae) from a protected enclave in southern Mexico 
    GOMEZ BENITEZ, ALDO; Hernández Gallegos, Oswaldo; Lovell, Brittany; Kadia, Pelagie; WALKER, JAMES MARTIN (Herpetological Conservation and Biology, 2020-08-31)
    Whiptail lizards in the sexlineatus species group (genus Aspidoscelis) in North America represent some of the most challenging patterns of variation in the North American herpetofauna. The range of color patterns in these ...
  • Corytophanids Replaced the Pleurodont XY System with a New Pair of XY Chromosomes 
    ACOSTA SANCHEZ, LUIS ARMANDO; Suárez Varón, Gabriel; RODRIGUEZ MIRANDA, LUIS ALBERTO; LIRA NORIEGA, ANDRES; AGUILAR GOMEZ, DIANA; GUTIERREZ MARISCAL, MARIANA; Hernández Gallegos, Oswaldo; MENDEZ DE LA CRUZ, FAUSTO ROBERTO; CORTEZ QUEZADA, DIEGO CLAUDIO (Genome Biology and Evolution, 2019-09-06)
    Almost all lizard families in the pleurodont clade share the same XY system. This system was meticulously studied in Anolis carolinensis, where it shows a highly degenerated Y chromosome and a male-specific X chromosome ...
  • Depredación masiva del sapo de pinos, Incilius occidentalis (Anura: Bufonidae) 
    Hernández Gallegos, Oswaldo; LOPEZ MORENO, ANA ESTHELA; PEREZ PEREZ, AILED (Caldasia, 2019-05-03)
    Mamíferos depredan masivamente anuros cuando éstos se congregan en sitios de reproducción. Se registró depredación masiva de Incilius occidentalis caracterizada por la presencia de múltiples indivi- duos muertos ...
  • Ecología térmica y uso de hábitat de Kinosternon integrum 
    PEREZ PEREZ, AILED (Universidad Autónoma del Estado de México, 2022-05-31)
    La temperatura corporal (Tc) juega un papel muy importante en la ecología de los ectotermos. Los reptiles regulan la Tc por medio del asoleo y la selección de hábitats con temperaturas óptimas. El uso de hábitat puede ...
  • Eleutherodactylus nitidus. Habitat and nesting 
    GOMEZ BENITEZ, ALDO; Gribbins, Kevin; Granados-González, Gisela; CANSECO MARQUEZ, LUIS; Hernández Gallegos, Oswaldo (Society for the Study of Amphibians and Reptiles, 2021-06-30)
    Se documenta la ecología de E. nitidus en el Estado de México.
  • Explotación de Ctenosaura pectinata (Iguanidae) en la parte centro de su distribución en México 
    Oviedo Hernandez, Edgar; Andrade Soto, Gabrie; Hernández Gallegos, Oswaldo (Revista Latinoamericana de Herpetología, 2022-12-28)
    En ausencia de un manejo sustentable, diversas comunidades rurales explotan los recursos naturales de sus alrededores, lo anterior puede causar un impacto directo en las poblaciones silvestres. Aquí registramos el uso de ...
  • Genetic determination and JARID2 over- expression in a thermal incubation experiment in Casque-Headed Lizard 
    Suárez Varón, Gabriel; MENDOZA CRUZ, EVA; Acosta, Armando; VILLAGRAN SANTA CRUZ, MARICELA; Cortez, Diego; Hernández Gallegos, Oswaldo (PlosOne, 2022-07-07)
    Non-avian reptiles, unlike mammals and birds, have undergone numerous sex determina- tion changes. Casque-Headed Lizards have replaced the ancestral XY system shared across pleurodonts with a new pair of XY chromosomes. ...
  • Home range of the parthenogenetic lizard Aspidoscelis maslini (FRiTTS, 1969), on a beach strand 
    Hernández Gallegos, Oswaldo; LOPEZ MORENO, ANA ESTHELA; MENDEZ DE LA CRUZ, FAUSTO ROBERTO; WALKER, JAMES MARTIN (SHORT NOTE, 2018-08-30)
    he average home range size of A. maslini represents the smallest within the genus Aspidoscelis recorded to date (P ERRY & G ARlANd 2002), including both parthe - nogenetic [616 m 2 in Aspidosceli s ...
  • Lack of spermatogenic variation in a polymorphic lizard, Sceloporus aeneus (Squamata: Phrynosomatidae) 
    Hernández Gallegos, Oswaldo; Granados González, Gisela; Rheubert, Justin Lloyd; Villagrán SantaCruz, Maricela; Peña Herrera, Eric; Gribbins, Kevin Michael (The Royal Swedish Academy of Sciences, 2018-05-29)
    Although different mechanisms exist to explain the presence of polymorphism in lizards, one model suggests that multiple morphotypes display the same level of fitness. Three male morphs (grey, yellow and orange) coexist ...
  • Limb deformities in Ambystoma rivulare (Caudata: Ambystomatidae), a microendemic and threatened Mexican Salamander 
    SANCHEZ MANJARREZ, DANIEL; MENDEZ SANCHEZ, JOSE FERNANDO; FLORES SANTIN, JOSELE RICARDO; Rheubert, Justin; Hernández Gallegos, Oswaldo (Herpetological Conservation and Biology, 2022-12-16)
    Recent global declines and disappearances of amphibian populations have increased the need for information concerning the adversities affecting amphibian populations worldwide. Some of the most alarming cases include the ...
  • Límite de elevación de la salamandra Isthmura bellii (Grey, 1850) en México 
    Ponce Rosales, Leonardo; Hernández Gallegos, Oswaldo; Rangel Torres, Omar; Jaso Martínez, Jessica (2022-01-27)
    El Tlaconete rojo (Isthmura bellii) es una de las salamandras neotropicales de mayor tamaño con amplia distribución y cuenta con el récord del intervalo de elevación más grande que cualquier otra salamandra. En el presente ...
  • Relative clutch mass of Basiliscus vittatus Wiegmann, 1828 (Squamata, Corytophanidae): female morphological constraints 
    Suárez Varón, Gabriel; SUAREZ RODRIGUEZ, ORLANDO; GRANADOS GONZALEZ, GISELA; VILLAGRAN SANTA CRUZ, MARICELA; Gribbins, Kevin; CORTEZ QUEZADA, DIEGO CLAUDIO; Hernández Gallegos, Oswaldo (Herpetozoa, 2019-09-17)
    Clutch size (CS) and relative clutch mass (RCM) are considered important features in life history descriptions of species within Squamata. Variations in these two characteristics are caused by both biotic and abiotic ...
  • Reproductive activity in males of Sceloporus variabilis: Little time to rest, long time to breed 
    VILLAGRAN SANTA CRUZ, MARICELA; Hernández Gallegos, Oswaldo; Rheubert, Justin; Gribbins, Kevin; PEÑA HERRERA, ERIC; GRANADOS GONZALEZ; GISELA (ACTA ZOOLOGICA, 2018-08-24)
    The reproductive activity of reptiles is typically assessed using monthly sampling. The spermatogenic cycle of Sceloporus variabilis was recently assessed using the aforementioned methodology, and only two spermatogenic ...

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