SEASONAL DISTRIBUTION AND CIRCADIAN ACTIVITY IN THE TROGLOPHILE LONG-FOOTED ROBBER FROG, ELEUTHERODACTYLUS LONGIPES (ANURA: BRACHYCEPHALIDAE) AT LOS RISCOS CAVE, QUERETARO, MEXI
Por:
del Castillo, AE, Castano-Menesesi, G, Davila-Montes, MJ, Miranda-Anaya, M, Morales-Malacara, JB, Paredes-Leon, R
Publicada:
1 abr 2009
Categoría:
Earth-Surface Processes
Resumen:
Los Riscos Cave belongs to the El Abra limestone and its geographical location is in the Sierra Gorda in the State of Queretaro, Mexico. The cave has a high faunal diversity that includes arthropods and some vertebrates, such as vampire bats and anurans, and includes the robber frog Eleutherodactylus longipes (Baird, 1859). The abundance of the robber frog changes non-randomly between dry and rainy seasons and is related to the search for humid conditions inside the cave. In addition, the robber frog was located in areas where some scattered light may influence its dispersion inside the cave; and therefore, its activity. Frogs displayed spontaneous circadian rhythms of locomotor activity from the first days of the experimental observation in constant darkness. The average period of circadian rhythms was 24.85 +/- 0.93 h indicating, in isolated conditions, a diurnal activity. When exposed to artificial light-dark cycles, the animals lacked daily activity rhythms, and ultradian activity
Filiaciones:
del Castillo, AE:
Univ Nacl Autonoma Mexico, Fac Ciencias, Dept Biol Comparada, Coyoacan 04510, DF, Mexico
Castano-Menesesi, G:
Univ Nacl Autonoma Mexico, Fac Ciencias, Unidad Multidisciplinaria Docencia & Invest, Queretaro 76230, Mexico
Univ Nacl Autonoma Mexico, Fac Ciencias, Dept Ecol & Recursos Nat, Coyoacan 04510, DF, Mexico
Davila-Montes, MJ:
Univ Nacl Autonoma Mexico, Fac Ciencias, Dept Biol Comparada, Coyoacan 04510, DF, Mexico
Univ Nacl Autonoma Mexico, Fac Ciencias, Dept Biol Celular, Coyoacan 04510, DF, Mexico
Miranda-Anaya, M:
Univ Nacl Autonoma Mexico, Fac Ciencias, Dept Biol Celular, Coyoacan 04510, DF, Mexico
Morales-Malacara, JB:
Univ Nacl Autonoma Mexico, Fac Ciencias, Unidad Multidisciplinaria Docencia & Invest, Queretaro 76230, Mexico
Univ Nacl Autonoma Mexico, Fac Ciencias, Dept Biol Comparada, Coyoacan 04510, DF, Mexico
Paredes-Leon, R:
Univ Nacl Autonoma Mexico, Inst Biol, Dept Zool, Coyoacan 04510, DF, Mexico
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