Mostrando 10 resultados de: 12
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Article(12)
Área temáticas
Mammalia(8)
Ecología(5)
Temas específicos de historia natural de los animales(4)
Geología, hidrología, meteorología(3)
Vertebrados de sangre fría(3)
Competition influence in the segregation of the trophic niche of otariids: A case study using isotopic bayesian mixing models in Galapagos pinnipeds
ArticleAbstract: RATIONALE The feeding success of predators is associated with the competition level for resources, aPalabras claves:Autores:Diego Páez-Rosas, Marjorie Riofrio-Lazo, Rodríguez-Pérez M.Fuentes:googlescopusAge prediction model for adult male Galapagos sea lions based on skull measures
ArticleAbstract: The age of adult mammals is required for studies related to ontogeny patterns, growth rate, and lifePalabras claves:Age estimation, Dentine growth layer, Generalized additive models, Skull measures, ZALOPHUS WOLLEBAEKIAutores:Diego O. Urquía, Diego Páez-Rosas, Marjorie Riofrio-Lazo, Salomé Izurieta-Benítez, Torres J.Fuentes:scopusFeeding behavior and trophic interaction of three shark species in the Galapagos Marine Reserve
ArticleAbstract: There is great concern about the future of sharks in Ecuador because of the lack of biological knowlPalabras claves:feeding behavior, Galapagos islands, Sharks, Stable isotopes, Trophic niche breadthAutores:Diego Páez-Rosas, Galvan-Magana F., Marjorie Riofrio-Lazo, Paul Insuasti-ZarateFuentes:scopusFeeding habits of introduced black rats, Rattus rattus, in nesting colonies of Galapagos petrel on San Cristóbal Island, Galapagos
ArticleAbstract: Introduced rodents are responsible for ecosystem changes in islands around the world. In the GalapagPalabras claves:Autores:Diego Páez-Rosas, Marjorie Riofrio-LazoFuentes:googlescopusFish diversity patterns along coastal habitats of the southeastern Galapagos archipelago and their relationship with environmental variables
ArticleAbstract: Coastal habitats are essential for ecological processes and provide important ecosystem services. ThPalabras claves:Autores:Diego Páez-Rosas, Juan Carlos Murillo-Posada, Leandro Vaca-Pita, Marjorie Riofrio-Lazo, Zetina-Rejón M.J.Fuentes:scopusSouthern Elephant Seals (Mirounga leonina) in the Galapagos Islands and the Eastern Tropical Pacific Amid Ocean Environmental Changes: Towards a Habitat Suitability Index
ArticleAbstract: The southern elephant seal (SES; Mirounga leonina) is the largest, sexually dimorphic pinniped speciPalabras claves:Autores:Avila I.C., Diego Páez-Rosas, Elorriaga-Verplancken F.R., Gil F., José Alava J., Lara D., Marjorie Riofrio-Lazo, Patricia Rosero, Reygondeau G., Yaipen-Llanos C.F.Fuentes:scopusSouthern elephant seal vagrants in Ecuador: A symptom of la Niña events?
ArticleAbstract: Background: Extralimital observations of pinnipeds are important to understand the effects of changiPalabras claves:ECUADOR, Extralimital movement, Gulf of Guayaquil, LA NIÑA, Mirounga leonina, Southern elephant sealAutores:Carvajal R., Diego Páez-Rosas, José Alava J., Juan de Dios Morales, Marjorie Riofrio-Lazo, Ortega J.Fuentes:googlescopusThe Ecological Role of the Vaquita, Phocoena sinus, in the Ecosystem of the Northern Gulf of California
ArticleAbstract: From an ecosystem management perspective, analysis of the functional roles of species is a challengePalabras claves:ecosystem functioning, ecosystem order, emergent network indices, energy flows, Northern Gulf of California, role of groups, trophic ecosystem model, vaquitaAutores:Arreguín-Sánchez F., Escobar-Toledo F., Marjorie Riofrio-Lazo, Zetina-Rejón M.J.Fuentes:googlescopusUnprecedented Records of Guadalupe and Juan Fernandez Fur Seals in the Galapagos Archipelago
ArticleAbstract:Palabras claves:Autores:Diana Pazmiño, Diego Páez-Rosas, Marjorie Riofrio-LazoFuentes:googlescopusOntogenetic changes in feeding habits of northern elephant seals revealed by δ <sup>15</sup>N and δ <sup>13</sup>C analysis of growth layers in teeth
ArticleAbstract: Stable isotope analysis is useful for examining the feeding strategies of mammals. Isotopes in the aPalabras claves:Dentine growth layer, Feeding strategy, Isotope fractionation, Mirounga angustirostris, Ontogenetic dietary shifts, Stable isotopeAutores:Aurioles-Gamboa D., Le Boeuf B., Marjorie Riofrio-LazoFuentes:googlescopus