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Bird Assemblages in the Terra Firme Forest at Yasuní National Park
Book PartAbstract: The birds of tropical rainforests present the most complex array of ecological interactions. In thePalabras claves:Canopy flocks, Ecological interactions, Foraging efficiency, Frugivorous birds, Insectivorous birds, Mixed-species flocks, Predatory pressure, Terra firme forests, Tropical rainforestsAutores:Gabriela Toscano-Montero, Iglesias-Balarezo A., Tjitte de VriesFuentes:scopusA new subspecies of Gurney's Hawk Buteo poecilochrous
ArticleAbstract: A new subspecies of Gurney's Hawk Buteo poecilochrous is recognised for populations of the species fPalabras claves:Autores:Cabot J., Tjitte de VriesFuentes:scopusFirst nesting record of the nest of a slaty-backed forest-falcon (Micrastur mirandollei) in Yasuní national park, Ecuadorian Amazon
ArticleAbstract:Palabras claves:ECUADOR, First nesting record, Micrastur mirandollei, Slaty-backed Forest-Falcon, Stick nestAutores:Melo C., Tjitte de VriesFuentes:scopusHome range and birth seasonality of Saguinus nigricollis graellsi in Ecuadorian Amazonia
ArticleAbstract: A field study ofSaguinus nigricollis graellsi in the Cuyabeno Faunal Production Reserve, EcuadorianPalabras claves:birth peak, Ecuadorian Amazonia, Habitat use, Home range, Saguinus nigricollis graellsi, seasonalityAutores:Campos F., Stella de la Torre, Tjitte de VriesFuentes:scopusPaternal care in the cooperatively polyandrous Galapagos Hawk
ArticleAbstract: In cooperative breeding systems, males that share a nest face the prospect of providing for young thPalabras claves:breeding systems, Buteo galapagoensis paternal care, Cooperative polyandry, Galapagos HawksAutores:Delay L., Faaborg J., Naranjo J., Parker P.G., Paz S., Tjitte de VriesFuentes:scopusVariation in morphology and mating system among island populations of Galápagos Hawks
ArticleAbstract: Interspecific variation in sexual size dimorphism has commonly been attributed to variation in sociaPalabras claves:body size, Buteo galapagoensis, Cooperative polyandry, Galápagos Hawk, principal components analysis, Sexual size dimorphismAutores:Bednarz J., Bollmer J., Cannon B., Donaghy Cannon M., Parker P.G., Sanchez D., Sanchez T., Struve M., Tjitte de VriesFuentes:scopusPlumage and sexual maturation in the Great Frigatebird Fregata minor in the Galapagos Islands
ArticleAbstract: The adaptive significance of distinctive immature plumages and protracted sexual and plumage maturatPalabras claves:Delayed plumage maturation, Frigatebirds, Immature plumage, Moult, Sexual maturationAutores:Carlos Valle, Hernández C., Tjitte de VriesFuentes:scopusPopulation genetics of the Galapagos Hawk (Buteo galapagoensis): Genetic monomorphism within isolated populations
ArticleAbstract: Because of their smaller size and isolation, island populations tend to be more divergent and less gPalabras claves:Buteo galapagoensis, Cooperative polyandry, Galápagos Hawk, Galapagos islands, Genetic drift, MinisatellitesAutores:Bednarz J., Bollmer J., Cannon M., Parker P.G., Tjitte de Vries, Whiteman N.K.Fuentes:scopusThe Shiny Cowbird, Molothrus bonariensis (Gmelin, 1789) (Aves: Icteridae), at 2,800 m asl in Quito, Ecuador
ArticleAbstract: Background The Shiny Cowbird, Molothrus bonariensis Gmelin, 1789, is a brood parasite of hundreds ofPalabras claves:Brood parasite, Climate Change, HABITAT FRAGMENTATION, Molothrus bonariensis, Rufouscollared Sparrow, Shiny Cowbird, University campus, ZONOTRICHIA CAPENSISAutores:Carrión J.M., Christian Miguel Pinto, Cristian Poveda, Rubén D. Jarrín-E, Tjitte de Vries, Verónica Crespo-PérezFuentes:scopusThe giant tortoises: a natural history disturbed by man.
ArticleAbstract: Geochelone elephantopus have been reduced from hundreds of thousands before the arrival of man to 15Palabras claves:Autores:Tjitte de VriesFuentes:scopus