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Mixed‐species Groups of Marmosets and Tamarins Across a Gradient of Agroforestry Intensification [PDF]

open access: yesBiotropica, 2014
AbstractPolyspecific associations are commonly observed in social animals, including primates, and have been interpreted as adaptations either to improve access to resources or to provide protection against predators. Mixed‐species associations between Wied's marmosets (Callithrix kuhlii) and golden‐headed lion tamarins (Leontopithecus chrysomelas ...
Karina C. Tisovec   +3 more
openaire   +2 more sources

Mixed-species flocks: an example of niche construction? [PDF]

open access: yesAnimal Behaviour, 2011
Mixed-species flocks result from co-evolved relationships between participants: inter-specific gregariousness that varies in strength in different species pairs or groups.
Michael J. Whitehouse   +3 more
exaly   +4 more sources
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Aggression and nest spacing in single and mixed species groups of seabirds

Oecologia, 1997
When heterospecific seabirds are part of a nesting colony, there may be less opportunity for conspecifics to come in direct contact with each other, resulting in lower intraspecific aggressiveness. To determine if individuals spend less time in aggressive behavior when nesting in conspecific rather than heterospecific groups, we compared the behavior ...
Sandra M, Pius, Paul L, Leberg
openaire   +2 more sources

Interindividual distances in mixed-species groups of ants: an estimation of cohesion in social groups

Journal of Ethology, 1995
Spatial organization was estimated in mixed-species groups of ants with interindividual distance measures as a function of: (1) the age of the workers when associated; and (2) the presence of the brood. Workers ofManica rubida (Myrmicinae) andFormica selysi (Formicinae) were reared in single-species groups (control) or in artificial, mixed-species ...
Christine Errard, Alain Lenoir
openaire   +1 more source

Benefits to satellite members in mixed-species foraging groups: an experimental analysis

Animal Behaviour, 1998
Hypotheses proposed to explain the formation of mixed-species foraging groups have focused on both foraging and antipredation benefits. Mixed-species flocks of bark-foraging birds form during the winter in the eastern deciduous forests of North America.
, Dolby, , Grubb jr TC
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Utilization of mixed species through grouping and standards

Australian Forestry, 1980
Summary The main thrust of forest products research on the world scene in recent years has been directed towards improving the potential of those economies dependent upon the marketing of mixed timber species. Usually the need is greatest in the tropical and sub-tropical regions.
openaire   +1 more source

Scanning Behavior of Finches in Mixed-Species Groups

The Condor, 1988
1986. Social dominance, mating and spacing systems, female fecundity, and vocal dialects in captive and free-ranging Brown-headed Cowbirds, p. 127-185. In R. F. Johnston [ed.], Current ornithology. Vol. 3. Plenum Press, New York. SELANDER, R. K., AND D. R. GILLER. 1960. First year plumages of the Brown-headed Cowbird and Redwinged Blackbird.
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Anti-Predation Benefits in a Mixed-Species Group of Amazonian Tamarins

Folia Primatologica, 1993
Because of their small body size, tamarins are potentially vulnerable to a wide range of predator species. This paper examines the general patterns of predator avoidance of the Avila-Pires saddle-back tamarin (Saguinus fuscicollis avilapiresi) and the red-cap moustached tamarin (Saguinus mystax pileatus) in the upper Urucu river, Amazonas, Brazil.
openaire   +3 more sources

Coordination in Primate Mixed-Species Groups

2010
Groups formed by individuals from different species (mixed-species groups) are a widespread phenomenon amongst primates. Although the formation and maintenance of such mixed-species groups may incur costs to participating individuals, they render a net benefit, mainly through increased safety from predators and increased foraging efficiency.
openaire   +1 more source

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