Functional response

State-structured species interactions and their consequences across levels of biological organization

A central challenge for ecology is to understand the dynamic nature of species interactions. A classic approach to community ecology …
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State-structured species interactions and their consequences across levels of biological organization
What drives interaction strengths in complex food webs? A test with feeding rates of a generalist stream predator
Describing the mechanisms that drive variation in species interaction strengths is central to understanding, predicting, and managing …
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What drives interaction strengths in complex food webs? A test with feeding rates of a generalist stream predator
Bayesian characterization of uncertainty in species interaction strengths
Considerable effort has been devoted to the estimation of species interaction strengths. This effort has focused primarily on …
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Bayesian characterization of uncertainty in species interaction strengths
Experimental demonstration of a trophic cascade in the Galápagos rocky subtidal: Effects of consumer identity and behavior
In diverse tropical webs, trophic cascades are presumed to be rare, as species interactions may dampen top-down control and reduce …
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Experimental demonstration of a trophic cascade in the Galápagos rocky subtidal: Effects of consumer identity and behavior
Quantifying predator dependence in the functional response of generalist predators
A long‐standing debate concerns how functional responses are best described. Theory suggests that ratio dependence is consistent with …
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Quantifying predator dependence in the functional response of generalist predators
Trophic omnivory across a productivity gradient: intraguild predation theory and the structure and strength of species interactions
Intraguild predation theory centres on two predictions: (i) for an omnivore and an intermediate predator (IG-prey) to coexist on shared …
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Trophic omnivory across a productivity gradient: intraguild predation theory and the structure and strength of species interactions
Using the functional response of a consumer to predict biotic resistance to invasive prey
Predators sometimes provide biotic resistance against invasions by nonnative prey. Understanding and predicting the strength of biotic …
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Using the functional response of a consumer to predict biotic resistance to invasive prey
Estimating interaction strengths in nature: experimental support for an observational approach
The complexity of food webs poses a significant hurdle for our growing understanding of the structure and dynamics of ecological …
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Estimating interaction strengths in nature: experimental support for an observational approach
Using experimental indices to quantify the strength of species interactions

Few methods for demonstrating the effects of species interactions rival that of the manipulative experiment (Kareiva and Levin 2002). …
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Using experimental indices to quantify the strength of species interactions
Estimating nonlinear interaction strengths: an observation-based method for species-rich food webs
Efforts to estimate the strength of species interactions in species‐rich, reticulate food webs have been hampered by the multitude of …
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Estimating nonlinear interaction strengths: an observation-based method for species-rich food webs