Results 41 to 50 of about 28,182 (263)

The relative roles of in situ diversification and lineage dispersal underlying diversity patterns at the assemblage level

open access: yesOikos, EarlyView.
Speciation, extinction, and dispersal are the historical processes influencing the spatial distribution of lineages and strongly influence diversity patterns. Here, we apply a recently developed methodological approach to quantify the relative legacies in situ diversification history (i.e.
Arthur Vinicius Rodrigues   +2 more
wiley   +1 more source

Volumen 12 (1)

open access: yesEcología Austral, 2016
Volumen 12 (1)
Ecología Austral
doaj  

Multiple scales of fear: foraging behaviour of white‐naped jays in semiarid landscapes

open access: yesOikos, EarlyView.
Animals must constantly balance the need to find resources with the risk of predation. Not only avoiding direct encounters with predators but also assessing the overall risk of their environment using cues, social information or habitat traits at multiple spatial and temporal scales.
Maria Carolina Beiriz   +2 more
wiley   +1 more source

Volumen 17 (2)

open access: yesEcología Austral, 2007
Volumen 17 (2)
Ecología Austral
doaj  

Marine trophic architecture and hidden ecological connections in the Strait of Magellan: keystone species and ecosystem resilience

open access: yesOikos, EarlyView.
Understanding the ecological implications of species coexistence is central to biodiversity studies and to identify environmental and anthropogenic drivers of ecosystem dynamics, where ecological network analysis offers valuable insights. This study examines the complexity, structure, and potential responses to disturbances of the Strait of Magellan's ...
Claudia D. Andrade   +4 more
wiley   +1 more source

Volumen 11 (2)

open access: yesEcología Austral, 2016
Volumen 11 (2)
Ecología Austral
doaj  

Historia del fuego y la vegetación en una secuencia holocena del Pirineo central: la Basa de la Mora

open access: yesCuadernos de Investigación Geográfica, 2013
The importance of studying past fire regimes is derived from the need to understand the effects of current Global Change on present and future fire activity.
L. Lasheras-Álvarez   +5 more
doaj   +1 more source

Floral resource diversity drives spatiotemporal variation in plant–pollinator network structure

open access: yesOikos, EarlyView.
Mechanisms underlying community assembly, including those related to species interactions, vary across space and time. Plant–pollinator networks exemplify these dynamics, where link rewiring and turnover mediate adaptations to environmental changes. Bees rely on diverse floral resources (e.g.
Caio S. Ballarin   +3 more
wiley   +1 more source

Volumen 12 (2)

open access: yesEcología Austral, 2016
Volumen 12 (2)
Ecología Austral
doaj  

Floral trait similarity at the community‐level increases reproductive success suggesting facilitation through pollinator sharing

open access: yesOikos, EarlyView.
The ability of plants to attract pollinators is context‐dependent, influenced by floral traits, abundance, and resources from the plant community. Indirect interactions through shared pollinators, from competition to facilitation, may lead to varied reproductive outputs in plants, and the mechanisms behind these interactions remain to be fully ...
Marsal D. De Amorim   +6 more
wiley   +1 more source

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