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Predator Ecology: Evolutionary Ecology of the Functional Response

John P. DeLong

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.001.0001
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

Predator-prey interactions form an essential part of ecological communities, determining the flow of energy from autotrophs to top predators. The rate of predation is a key regulator of that energy ... More


The fundamentals of predator–prey interactions

Gary G. Mittelbach and Brian J. McGill

in Community Ecology

Published in print:
2019
Published Online:
September 2019
ISBN:
9780198835851
eISBN:
9780191873379
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198835851.003.0005
Subject:
Biology, Ecology, Biodiversity / Conservation Biology

This chapter introduces the concept of the consumer-resource link, the idea that each species in a community consumes resources and is itself consumed by other species. The consumer–resource link is ... More


The Basics and Origin of Functional Response Models

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0002
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

This chapter is the essential beginner’s guide to the functional response, its derivation, the various forms, its connection to other models in the literature, and what the parameters mean. It is the ... More


Statistical Issues in the Estimation of Functional Responses

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0010
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

In this chapter I cover some key issues in fitting functional response models to data and determining the values of parameters. Because some of these issues have been covered elsewhere, here I focus ... More


Challenges for the Future of Functional Response Research

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0011
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

Being recognized for more than 70 years and estimated thousands of times, with numerous analyses of compilations, it would seem there is a lot we should know about functional responses. Indeed, we ... More


Introduction

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0001
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

Predator–prey interactions represent an essential component of natural systems. By consuming other organisms, predators transfer energy from lower trophic levels to higher trophic levels, ... More


What Causes Variation in Functional Response Parameters?

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0003
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

The parameters of the functional response are not traits. They represent processes such as hunting and digesting prey. Thus, all the traits that influence the way predators and prey encounter each ... More


Origin of the Type III Functional Response

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0009
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

In this chapter I review the many ways that functional responses may show a sigmoidal shape rather than the simpler asymptotic shape. I break down the potential for prey dependence of the space ... More


Population ecology of mutualism

J. Nathaniel Holland

in Mutualism

Published in print:
2015
Published Online:
September 2015
ISBN:
9780199675654
eISBN:
9780191809422
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199675654.003.0008
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

Historically, studies of the population ecology of mutualism have been largely divorced from the key principles (e.g., density dependence, functional responses, consumer–resource theory) that have ... More


Predator–prey interactions and climate change

Vincent Bretagnolle and Julien Terraube

in Effects of Climate Change on Birds

Published in print:
2019
Published Online:
September 2019
ISBN:
9780198824268
eISBN:
9780191862809
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198824268.003.0015
Subject:
Biology, Ornithology, Animal Biology

Climate change is likely to impact all trophic levels, although the response of communities and ecosystems to it has only recently received considerable attention. Further, it is expected to affect ... More


Interspecific Interactions I: Predation and Parasitism

Michael J. Fogarty and Jeremy S. Collie

in Fishery Ecosystem Dynamics

Published in print:
2020
Published Online:
September 2020
ISBN:
9780198768937
eISBN:
9780191822209
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198768937.003.0004
Subject:
Biology, Aquatic Biology, Ecology

Predation and parasitism are dominant forms of interspecific interactions in aquatic ecosystems. Predation effects have been more commonly quantified in aquatic ecosystems than disease. Diet studies ... More


Growth regulation, feedbacks, and their dynamical consequences

Liz Pásztor, Zoltán Botta-Dukát, Gabriella Magyar, Tamás Czárán, and Géza Meszéna

in Theory-Based Ecology: A Darwinian approach

Published in print:
2016
Published Online:
August 2016
ISBN:
9780199577859
eISBN:
9780191823787
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199577859.003.0006
Subject:
Biology, Ecology

This chapter starts with proving the inevitability of population growth regulation, and concludes with an explanation of the exclusive resource limitation principle that, through determining ... More


Selection on Functional Response Parameters

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0006
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

In this chapter I show why there should be selection on traits associated with functional response parameters. I describe this using standard quantitative genetics techniques to show how a classic ... More


Detecting Prey Preferences and Prey Switching

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0008
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

In this chapter I consider the question of whether predators switch their preference for different types of prey as those prey change in abundance. There are numerous experiments in the literature ... More


Describing food habits and predation: field methods and statistical considerations

Erlend B. Nilsen, David Christianson, Jean-Michel Gaillard, Duncan Halley, John D.C. Linnell, Morten Odden, Manuela Panzacchi, Carole Toigo, and Barbara Zimmermann

in Carnivore Ecology and Conservation: A Handbook of Techniques

Published in print:
2012
Published Online:
December 2013
ISBN:
9780199558520
eISBN:
9780191774546
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199558520.003.0011
Subject:
Biology, Biodiversity / Conservation Biology, Ecology

This chapter discusses the most widely applied field methods used in studies of predator food habits, and some commonly used approaches to make ecological inference from these data. It first ... More


Population Dynamics and the Functional Response

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0004
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

In this chapter, I show how the functional response can drive predator–prey cycles (and dynamics more generally). I introduce predator–prey differential equation models and fit them to real dynamic ... More


Multi-species Functional Responses

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0005
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

In this chapter, I extend the standard functional response model to communities in which predators are foraging on more than one kind of prey. This is an essential component of real foraging ... More


Optimal Foraging

John P. DeLong

in Predator Ecology: Evolutionary Ecology of the Functional Response

Published in print:
2021
Published Online:
September 2021
ISBN:
9780192895509
eISBN:
9780191914980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780192895509.003.0007
Subject:
Biology, Ecology, Evolutionary Biology / Genetics

This chapter is a refresher on the prey model of classic optimal foraging theory through the lens of this book. I build on the multi-species functional response, the selection ideas, and the ... More


Foraging Behavior

Donald L. Kramer

in Evolutionary Ecology: Concepts and Case Studies

Published in print:
2001
Published Online:
November 2020
ISBN:
9780195131543
eISBN:
9780197561461
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780195131543.003.0024
Subject:
Environmental Science, Applied Ecology

Foraging is the set of processes by which organisms acquire energy and nutrients, whether the food is directly consumed (feeding), stored for later consumption (hoarding), or given to other ... More


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