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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Senescence rates are determined by ranking on the fast-slow life-history continuum
Ecology Letters, Volume 11, No. 7, Year 2008
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Description
Comparative analyses of survival senescence by using life tables have identified generalizations including the observation that mammals senesce faster than similar-sized birds. These generalizations have been challenged because of limitations of life-table approaches and the growing appreciation that senescence is more than an increasing probability of death. Without using life tables, we examine senescence rates in annual individual fitness using 20 individual-based data sets of terrestrial vertebrates with contrasting life histories and body size. We find that senescence is widespread in the wild and equally likely to occur in survival and reproduction. Additionally, mammals senesce faster than birds because they have a faster life history for a given body size. By allowing us to disentangle the effects of two major fitness components our methods allow an assessment of the robustness of the prevalent life-table approach. Focusing on one aspect of life history - survival or recruitment - can provide reliable information on overall senescence. © 2008 Blackwell Publishing Ltd/CNRS.
Authors & Co-Authors
Jones, Owen R.
United Kingdom, London
Imperial College London
Gaillard, Jean Michel
France, Villeurbanne
Université Claude Bernard Lyon 1
Tuljapurkar, Shripad D.
United States, Palo Alto
Stanford University
Alho, Jussi S.
Finland, Helsinki
Helsingin Yliopisto
Armitage, Kenneth B.
United States, Lawrence
University of Kansas
Becker, Peter H.
Germany, Wilhelmshaven
Institut Fuer Vogelforschung
Bize, Pierre
United Kingdom, Glasgow
University of Glasgow
Brommer, Jon Egbert
Finland, Helsinki
Helsingin Yliopisto
Charmantier, Anne
United Kingdom, Oxford
University of Oxford
France, Paris
Cnrs Centre National de la Recherche Scientifique
Charpentier, Marie J.E.
France, Paris
Cnrs Centre National de la Recherche Scientifique
Gabon, Franceville
Centre International de Recherches Medicales de Franceville
Clutton-Brock, Tim H.
United Kingdom, Cambridge
University of Cambridge
Dobson, F. Stephen
United States, Auburn
Auburn University
Festa-Bianchet, Marco
Canada, Sherbrooke
Université de Sherbrooke
Gustafsson, Lars
Sweden, Uppsala
Evolutionsbiologiskt Centrum
Jensen, Henrik
Norway, Trondheim
Norges Teknisk-naturvitenskapelige Universitet
Jones, Carl G.
United Kingdom, Jersey
Durrell Wildlife Conservation Trust
Lillandt, Bo Göran
Finland, Helsinki
Helsingin Yliopisto
McCleery, Robin H.
United Kingdom, Oxford
University of Oxford
Merilä, Juha A.
Finland, Helsinki
Helsingin Yliopisto
Neuhaus, Peter
Switzerland, Neuchatel
Universite de Neuchatel, Institut de Zoologie
Nicoll, Malcolm A.C.
United Kingdom, Reading
University of Reading
Norris, Ken J.
United Kingdom, Reading
University of Reading
Oli, Madan K.
United States, Gainesville
University of Florida
Pemberton, Josephine M.
United Kingdom, Edinburgh
The University of Edinburgh
Pietiäinen, Hannu
Finland, Helsinki
Helsingin Yliopisto
Ringsby, Thor Harald
Norway, Trondheim
Norges Teknisk-naturvitenskapelige Universitet
Roulin, Alexandre
Switzerland, Lausanne
Université de Lausanne Unil
Sæther, Bernt Erik
Norway, Trondheim
Norges Teknisk-naturvitenskapelige Universitet
Setchell, Joanna M.
Gabon, Franceville
Centre International de Recherches Medicales de Franceville
United Kingdom, Cambridge
University of Cambridge
Sheldon, Ben C.
United Kingdom, Oxford
University of Oxford
Thompson, Paul Michael
United Kingdom, Aberdeen
University of Aberdeen
Weimerskirch, Henri
France, Paris
Cnrs Centre National de la Recherche Scientifique
Jean Wickings, E.
Gabon, Franceville
Centre International de Recherches Medicales de Franceville
Coulson, Tim N.
United Kingdom, London
Imperial College London
Statistics
Citations: 333
Authors: 34
Affiliations: 22
Identifiers
Doi:
10.1111/j.1461-0248.2008.01187.x
ISSN:
1461023X
e-ISSN:
14610248