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Dragonflies and Damselflies: Model Organisms for Ecological and Evolutionary Research

Alex Córdoba-Aguilar (ed.)

Published in print:
2008
Published Online:
September 2008
ISBN:
9780199230693
eISBN:
9780191710889
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199230693.001.0001
Subject:
Biology, Ecology, Animal Biology

This book is a collection of nineteen chapters where summaries of major ecological and evolutionary questions have been asked and responded using dragonflies and damselflies as study subjects. Each ... More


Diet and foraging behavior

William J. Sutherland

in Bird Ecology and Conservation: A Handbook of Techniques

Published in print:
2004
Published Online:
September 2007
ISBN:
9780198520863
eISBN:
9780191706189
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198520863.003.0010
Subject:
Biology, Biodiversity / Conservation Biology

The availability of food has wide-ranging effects on the population size and demography of wild birds. This chapter describes methods used to discover what birds eat, to measure the rate at which ... More


Emergent Allee Effects through Biomass Overcompensation

André M. de Roos and Lennart Persson

in Population and Community Ecology of Ontogenetic Development

Published in print:
2013
Published Online:
October 2017
ISBN:
9780691137575
eISBN:
9781400845613
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691137575.003.0004
Subject:
Biology, Ecology

This chapter discusses the emergence of a positive feedback between the density of predators and the availability of its food, mediated through biomass overcompensation in the prey life history stage ... More


Mixed Interactions

André M. de Roos and Lennart Persson

in Population and Community Ecology of Ontogenetic Development

Published in print:
2013
Published Online:
October 2017
ISBN:
9780691137575
eISBN:
9781400845613
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691137575.003.0007
Subject:
Biology, Ecology

This chapter discusses mixed interactions from a different perspective, taking as its point of departure the models for a structured prey, structured predator community with exclusive resources for ... More


PREDATOR—PREY INTERACTIONS AND THE PERIOD OF CYCLING

Lev Ginzburg and Mark Colyvan

in Ecological Orbits: How Planets Move and Populations Grow

Published in print:
2003
Published Online:
September 2007
ISBN:
9780195168167
eISBN:
9780199790159
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195168167.003.0005
Subject:
Biology, Ecology

In order to appreciate fully the advantages of the inertial view of population growth, it is necessary to discuss some of the details of and debates about the predator-prey account of population ... More


Co-evolution

Graham Bell

in Selection: The Mechanism of Evolution

Published in print:
2007
Published Online:
May 2008
ISBN:
9780198569725
eISBN:
9780191717741
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198569725.003.0011
Subject:
Biology, Evolutionary Biology / Genetics

Members of a different species may be enemies, such as predators and parasites, or friends, such as mutualists. The linked evolutionary dynamics of strongly interacting species can be complex, and ... More


Is biodiversity maintained by food-web complexity?—the adaptive food-web hypothesis

Michio Kondoh

in Aquatic Food Webs: An ecosystem approach

Published in print:
2005
Published Online:
September 2007
ISBN:
9780198564836
eISBN:
9780191713828
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198564836.003.0012
Subject:
Biology, Aquatic Biology

How do diverse species coexist in the complex networks of prey-predator interactions in nature? While most theoretical models predict that complex food webs do not persist, recent empirical studies ... More


Food webs in lakes—seasonal dynamics and the impact of climate variability

Dietmar Straile

in Aquatic Food Webs: An ecosystem approach

Published in print:
2005
Published Online:
September 2007
ISBN:
9780198564836
eISBN:
9780191713828
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198564836.003.0005
Subject:
Biology, Aquatic Biology

Studies on lakes provide some of the most complete investigations on the structure, dynamics, and energetics of food webs encompassing organisms from bacteria to vertebrates. The life cycle of ... More


Size-based analyses of aquatic food webs

Simon Jennings

in Aquatic Food Webs: An ecosystem approach

Published in print:
2005
Published Online:
September 2007
ISBN:
9780198564836
eISBN:
9780191713828
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198564836.003.0009
Subject:
Biology, Aquatic Biology

This chapter presents size-based analyses of aquatic food webs, where body size rather than species identity is the principle descriptor of an individual's role in the food web, provides insights ... More


Adaptive Diversification Due to Predator-Prey Interactions

Michael Doebeli

in Adaptive Diversification (MPB-48)

Published in print:
2011
Published Online:
October 2017
ISBN:
9780691128931
eISBN:
9781400838936
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691128931.003.0005
Subject:
Biology, Biodiversity / Conservation Biology

This chapter discusses adaptive diversification due to predator–prey interactions. It has long been recognized that consumption, that is, predation, can not only exert strong selection pressure on ... More


Emergent Facilitation among Predators on Size-Structured Prey

André M. de Roos and Lennart Persson

in Population and Community Ecology of Ontogenetic Development

Published in print:
2013
Published Online:
October 2017
ISBN:
9780691137575
eISBN:
9781400845613
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691137575.003.0005
Subject:
Biology, Ecology

This chapter discusses a variety of positive interactions between predators foraging on different stages of the same prey species, which all emerge owing to the biomass overcompensation that may ... More


Signalling to predators

Graeme D. Ruxton, Thomas N. Sherratt, and Michael P. Speed

in Avoiding Attack: The Evolutionary Ecology of Crypsis, Warning Signals and Mimicry

Published in print:
2004
Published Online:
September 2007
ISBN:
9780198528609
eISBN:
9780191713392
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198528609.003.0007
Subject:
Biology, Animal Biology

Predators that rely on surprise may be persuaded to desist from attacking if prey use reliable signals that the predator has been detected. Prey may also be able to reliably signal to a predator that ... More


Evading predators

Anne E. Magurran

in Evolutionary Ecology: The Trinidadian Guppy

Published in print:
2005
Published Online:
September 2007
ISBN:
9780198527855
eISBN:
9780191713576
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198527855.003.0003
Subject:
Biology, Evolutionary Biology / Genetics

Trinidadian guppies provided one of the first experimental demonstrations that predators have a significant impact on behaviour and morphology. This chapter begins with a brief general introduction ... More


Patagonian foxes: Selection for introduced prey and conservation of culpeo and chilla foxes in Patagonia

Andrés J. Novaro, Martín C. Funes, and Jaime E. Jiménez

in The Biology and Conservation of Wild Canids

Published in print:
2004
Published Online:
September 2007
ISBN:
9780198515562
eISBN:
9780191705632
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198515562.003.0015
Subject:
Biology, Biodiversity / Conservation Biology

The culpeo (Pseudalopex culpaeus) and the South American grey fox or chilla (P. griseus) are closely related canids that live in western and southern South America. This chapter examines patterns of ... More


Trophic dynamics of communities

Herman A. Verhoef and Han Olff

in Community Ecology: Processes, Models, and Applications

Published in print:
2009
Published Online:
February 2010
ISBN:
9780199228973
eISBN:
9780191711169
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199228973.003.0003
Subject:
Biology, Ecology

Although much of the attention to the trophic dynamics of communities is theoretical, empirical data on the different types of dynamics and the underlying mechanisms are increasingly reported. The ... More


Renewable Resources

Alfred Greiner and Willi Semmler

in The Global Environment, Natural Resources, and Economic Growth

Published in print:
2008
Published Online:
September 2008
ISBN:
9780195328233
eISBN:
9780199869985
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195328233.003.0016
Subject:
Economics and Finance, Development, Growth, and Environmental

This chapter focuses on renewable resources and studies the interaction of economic agents, extracting renewable resources, and the resource dynamics as well as the fate of the resources in the long ... More


Prey selection and the impact of cheetah predation on prey populations

M.G.L. Mills and M.E.J. Mills

in Kalahari Cheetahs: Adaptations to an arid region

Published in print:
2017
Published Online:
June 2017
ISBN:
9780198712145
eISBN:
9780191780639
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198712145.003.0004
Subject:
Biology, Animal Biology, Biodiversity / Conservation Biology

Small springbok lambs were killed more frequently than expected and large lambs and subadults in more or less expected proportions. Adults were killed less frequently than expected, although old ... More


The Dialectic of the Hunter and the Hunted

Grégoire Chamayou and Steven Rendall

in Manhunts: A Philosophical History

Published in print:
2012
Published Online:
October 2017
ISBN:
9780691151656
eISBN:
9781400842254
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691151656.003.0007
Subject:
Philosophy, History of Philosophy

This chapter considers specific process involved in the experience of modern slavery and the relationship of consciousnesses that was established in it. It does so by going back to the starting ... More


Diet

Hans Kruuk

in Otters: Ecology, behaviour and conservation

Published in print:
2006
Published Online:
April 2010
ISBN:
9780198565871
eISBN:
9780191728228
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198565871.003.0007
Subject:
Biology, Ecology, Animal Biology

This chapter describes methods of diet analysis, including the major inaccuracies resulting from faecal analyses. The food composition of all species is discussed in some detail, including food ... More


The Impact of Predation by Weasels on Populations of Natural Prey

Carolyn M. King and Roger A. Powell

in The Natural History of Weasels and Stoats: Ecology, Behavior, and Management

Published in print:
2007
Published Online:
April 2010
ISBN:
9780195322712
eISBN:
9780199894239
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195322712.003.0007
Subject:
Biology, Animal Biology

This chapter discusses some of the ongoing theoretical debates on the role weasels play in community dynamics. There is a conspicuous difference between the far north, where weasels alone can ... More


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