BirdLife International and Handbook of the Birds of the World (). Cacicus haemorrhous. The IUCN Red List of Threatened Species. IUCN Cacicus haemorrhous haemorrhous: SE Colombia to e Ecuador, Peru, Bolivia and n Amazonian Brazil; Cacicus haemorrhous affinis: Paraguay to e and s Brazil . Red-rumped Cacique · Cacicus haemorrhous · (Linnaeus, ). Order: PASSERIFORMES. Family: Icteridae (Oropendolas, Orioles and Blackbirds).

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The swamp was the environment where colonies presented the largest number of nests and also the highest breeding success.

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Sample of dawn song from bird at colony site near main wetlands pond. Each checklist can be viewed with photos shared by the birding community, and also printed as PDF checklists for field use.

The existence haemorrhhous a gradient in breeding success among the three environments considered here can be explained by an association of factors, which most likely were unchained by predation pressure. It was considered as a colony a group of two or more nests established in bushes or trees, and simultaneously active during the breeding period, with movement of the individuals between nests or nest cluster.

Retrieved 1 May Views Read Edit View history. The red-rumped cacique nest survival probability was All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License.

Nests were considered successful when at least one nestling left the nest. Checklists There are more than 12, regional checklists in Avibase, offered in 9 different taxonomies, including synonyms more than languages. However, many females breeding together can be harmful if predators are attracted to nest concentrations or by females movement, increasing the predation risk in very crowded areas.


Journal of Animal Ecology 63 4: University of Austin, Texas Press, vol.

You can help Wikipedia by expanding it. Nest colony classification It was considered as a colony a group of two or more nests established in bushes or trees, and simultaneously active during the breeding period, with movement of the individuals between nests or nest cluster. Retrieved from ” https: Lake edge colonies presented higher predation rate, with Ecological Monographs 65 1: Therefore, the abandonment of nests after eggs were laid represented 6.

Red-rumped Cacique Cacicus haemorrhous pachyrhynchus ssp assumed from location. Translate Avibase is also available in the following languages: Red-rumped Cacique Cacicus haemorrhous.

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Bulletin of the American Museum of Natural History. The breeding success of the red-rumped cacique in the study area calculated by the number of successful nests was Linear regressions were used to evaluate the relationship between: The effects of investigator disturbance on nesting birds. Nests were abandoned during several building phases.

Avian life history evolution in relation to nest sites, nest predation, and food. Icteridae in different environments in an Atlantic Forest reserve in Southeast Brazil. Anti-social and social behaviour of adolescent Yellow-rumped Caciques Icterinae: When we observed the female bringing food items and haemorehous the nestlings, we assumed that the contents of the nest were nestlings.

Seven colonies were monitored at three-day intervals during the breeding season of MyAvibase allows you to create and manage your own lifelists, and produce useful reports to help you plan your next birding excursion.


MASONworking in subtropical region, found nest survival facicus varying from 6. The three studies mentioned above, however, were accomplished in the temperate region.


According to Veloso et al. Nest found with dead nestling without any signs of aggression were considered abandoned. The adaptive significance of coloniality in birds. Microgeographic prediction of polygyny in the lark bunting. The PERD is covered by vegetation that receives several denominations in the literature. Other related concepts Cacicus haemorrhous x Psarocolius montezuma hybrid. Therefore, it is not surprising that the main cause of red-rumped cacique nests loss is predation as suggested in the present study.

The evolution of behavior. The Wilson Bulletin 87 4: Dominant males successively polygynous, pair-bond ending with start of incubation Lake edge colonies presented the smallest breeding success and swamp colonies presented the highest breeding success.

Cacicus haemorrhous (Red-rumped Cacique) – Avibase

Ecological Monographs 46 1: Relatively scarce in N half of range, where it is rarer than C. The effect of nest predation on habitat selection by Dusky Flycatchers in Limber Pine-juniper Woodland. Nesting mortality in the red-winged blackbird. In the lake edge colonies it was observed the contrary, being also the environment with the highest predation rate in relation to the other two environments forest and swamp.