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Documents disponibles écrits par cet auteur (10)
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Article
Eduardo Palacios, Auteur ; Edgar S. Amador Silva, Auteur ; M. Clay Green, Auteur ; Marco Antonio Gonzalez-Bernal, Auteur ; Jose Alfredo Castillo-Guerrero, AuteurVery little is known about the numbers and distribution of the Reddish Egret (Egretta rufescens) in western Mexico. To estimate the size and distribution of Reddish Egret colonies along the coast of western Mexico, historical and potential Reddi[...]
Article
Guillermo Fernández, Auteur ; Jaqueline Garcia-Hernandez, Auteur ; Edgar Cruz-Acevedo, Auteur ; Jose Alfredo Castillo-Guerrero, AuteurMercury concentration was quantified in liver, muscle, and primary feathers of pooled samples of Western Sandpiper (Calidris mauri) collected in December-January 2010 (wintering) and March-April 2011 (premigration) in Ensenada Pabellones and Bah[...]
Article
Salvador Hernandez-Vazquez, Auteur ; Jose Alfredo Castillo-Guerrero, Auteur ; Eric Mellink, Auteur ; Ana Maria Almaguer-Hernandez, AuteurThe Red-billed Tropicbird (Phaethon aetehreus) is a seabird that breeds on islands in tropical seas. The Mexican government has listed it as threatened; however, the International Union for Conservation of Nature considers it of least concern, a[...]
Article
Alberto Pina-Ortiz, Auteur ; Salvador Hernandez-Vazquez, Auteur ; Guillermo Fernández, Auteur ; Jose Alfredo Castillo-Guerrero, AuteurThe breeding distribution and population size of the Red-billed Tropicbird (Phaethon aethereus) in Mexico were reviewed. This species has been confirmed to breed on 14 and potentially breed on six Mexican Pacific islands: two in the North Pacifi[...]
Article
Roberto Carmona, Auteur ; VICTOR Ayala-Pérez, Auteur ; Nallely Arce, Auteur ; Jose Alfredo Castillo-Guerrero, Auteur ; Cynthia Carmona Islas, Auteur ; Gerardo Marron, Auteur ; Gabriela Gutierrez-Morales, AuteurAlthough there are few American Oystercatchers of the subspecies Haematopus palliatus frazari, there is no accurate estimate of the population size. We visited 14 sites in northwestern Mexico during December 2013 and recorded 2,366 H. p. frazari[...]
Article
Roberto Carmona, Auteur ; VICTOR Ayala-Pérez, Auteur ; Nallely Arce, Auteur ; Jose Alfredo Castillo-Guerrero, Auteur ; Cynthia Carmona Islas, Auteur ; Gerardo Marron, Auteur ; Gabriela Gutierrez-Morales, AuteurAlthough there are few American Oystercatchers of the subspecies Haematopus palliatus frazari, there is no accurate estimate of the population size. We visited 14 sites in northwestern Mexico during December 2013 and recorded 2,366 H. p. frazari[...]
Article
Francisco Santiago-Quesada, Auteur ; Noelia Albano, Auteur ; Jose Alfredo Castillo-Guerrero, Auteur ; Guillermo Fernández, Auteur ; Erick González-Medina, Auteur ; Juan Manuel Sanchez-Guzman, AuteurThe validity of using the phytohaemagglutinin (PHA) test to measure acquired immunity, one of the most widely used methods, is currently being debated due to new knowledge on the complex physiology of the process. As a greater secondary response[...]
Article
Jose Alfredo Castillo-Guerrero, Auteur ; Erick González-Medina, Auteur ; Eric Mellink, AuteurWe aimed to elucidate the factors that influence the frequency of adoption and infanticide in the Blue-footed Booby (Sula nebouxii), a seabird with biparental chick care and high chick-rearing costs. We obtained data from two colonies during fou[...]
Article
Jose Alfredo Castillo-Guerrero, Auteur ; Miguel A. Guevara-Medina, Auteur ; Eric Mellink, AuteurWe studied the breeding ecology of Red-billed Tropicbirds Phaethon aethereus at Farallon de San Ignacio, Sinaloa, in the south-central part of the Gulf of California, during two years with different oceanographic conditions: 2004, a neutral year[...]
Article
Jose Alfredo Castillo-Guerrero, Auteur ; Eric Mellink, AuteurLabor division in parental care and reduction of inter-sex competition by division of the foraging niche have been suggested as part of the evolutionary basis for reversed sexual size dimorphism in boobies (Sulidae). To test the potential viabil[...]
