Early-life foraging: Behavioral responses of newly fledged albatrosses to environmental conditions
International audience In order to survive and later recruit into a population, juvenile animals need to acquireresources through the use of innate and/or learnt behaviors in an environment new tothem. For far-rangingmarine species, such as the wandering albatross Diomedea exulans,this is particular...
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Online Access: | https://hal.archives-ouvertes.fr/hal-01571999 https://doi.org/10.1002/ece3.3210 |
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ftccsdartic:oai:HAL:hal-01571999v1 2023-05-15T16:00:54+02:00 Early-life foraging: Behavioral responses of newly fledged albatrosses to environmental conditions De Grissac, Sophie Bartumeus, Frederic Cox, Samantha L. Weimerskirch, Henri Centre d'Études Biologiques de Chizé - UMR 7372 (CEBC) Université de La Rochelle (ULR)-Centre National de la Recherche Scientifique (CNRS)-Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE) ICREA-Movement Ecology Laboratory (CEAB-CSIC) CREAF Centre for Advanced Studies of Blanes (CEAB-CSIC) Spain Centre for Advanced Studies of Blanes (CEAB-CSIC) 2017-05-30 https://hal.archives-ouvertes.fr/hal-01571999 https://doi.org/10.1002/ece3.3210 en eng HAL CCSD Wiley Open Access info:eu-repo/semantics/altIdentifier/doi/10.1002/ece3.3210 hal-01571999 https://hal.archives-ouvertes.fr/hal-01571999 doi:10.1002/ece3.3210 ISSN: 2045-7758 Ecology and Evolution https://hal.archives-ouvertes.fr/hal-01571999 Ecology and Evolution, Wiley Open Access, 2017, 7, pp.6766-6778. ⟨10.1002/ece3.3210⟩ tracking learning seabirds Diomedea exulans ecology juveniles [SDE]Environmental Sciences info:eu-repo/semantics/article Journal articles 2017 ftccsdartic https://doi.org/10.1002/ece3.3210 2021-11-07T03:47:08Z International audience In order to survive and later recruit into a population, juvenile animals need to acquireresources through the use of innate and/or learnt behaviors in an environment new tothem. For far-rangingmarine species, such as the wandering albatross Diomedea exulans,this is particularly challenging as individuals need to be able to rapidly adapt andoptimize their movement strategies in response to the highly dynamic and heterogeneousnature of their open-oceanpelagic habitats. Critical to this is the developmentand flexibility of dispersal and exploratory behaviors. Here, we examine the movementsof eight juvenile wandering albatrosses, tracked using GPS/Argos satellitetransmitters for eight months following fledging, and compare these to the trajectoriesof 17 adults to assess differences and similarities in behavioral strategies through time.Behavioral clustering algorithms (Expectation Maximization binary Clustering) werecombined with multinomial regression analyses to investigate changes in behavioralmode probabilities over time, and how these may be influenced by variations in dayduration and in biophysical oceanographic conditions. We found that juveniles appearedto quickly acquire the same large-scalebehavioral strategies as those employedby adults, although generally more time was spent resting at night. Moreover, individualswere able to detect and exploit specific oceanographic features in a mannersimilar to that observed in adults. Together, the results of this study suggest that whileshortly after fledging juvenile wandering albatrosses are able to employ similar foragingstrategies to those observed in adults, additional skills need to be acquired duringthe immature period before the efficiency of these behaviors matches that of adults. Article in Journal/Newspaper Diomedea exulans Wandering Albatross Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe) Ecology and Evolution 7 17 6766 6778 |
institution |
Open Polar |
collection |
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe) |
op_collection_id |
ftccsdartic |
language |
English |
topic |
tracking learning seabirds Diomedea exulans ecology juveniles [SDE]Environmental Sciences |
spellingShingle |
tracking learning seabirds Diomedea exulans ecology juveniles [SDE]Environmental Sciences De Grissac, Sophie Bartumeus, Frederic Cox, Samantha L. Weimerskirch, Henri Early-life foraging: Behavioral responses of newly fledged albatrosses to environmental conditions |
topic_facet |
tracking learning seabirds Diomedea exulans ecology juveniles [SDE]Environmental Sciences |
description |
International audience In order to survive and later recruit into a population, juvenile animals need to acquireresources through the use of innate and/or learnt behaviors in an environment new tothem. For far-rangingmarine species, such as the wandering albatross Diomedea exulans,this is particularly challenging as individuals need to be able to rapidly adapt andoptimize their movement strategies in response to the highly dynamic and heterogeneousnature of their open-oceanpelagic habitats. Critical to this is the developmentand flexibility of dispersal and exploratory behaviors. Here, we examine the movementsof eight juvenile wandering albatrosses, tracked using GPS/Argos satellitetransmitters for eight months following fledging, and compare these to the trajectoriesof 17 adults to assess differences and similarities in behavioral strategies through time.Behavioral clustering algorithms (Expectation Maximization binary Clustering) werecombined with multinomial regression analyses to investigate changes in behavioralmode probabilities over time, and how these may be influenced by variations in dayduration and in biophysical oceanographic conditions. We found that juveniles appearedto quickly acquire the same large-scalebehavioral strategies as those employedby adults, although generally more time was spent resting at night. Moreover, individualswere able to detect and exploit specific oceanographic features in a mannersimilar to that observed in adults. Together, the results of this study suggest that whileshortly after fledging juvenile wandering albatrosses are able to employ similar foragingstrategies to those observed in adults, additional skills need to be acquired duringthe immature period before the efficiency of these behaviors matches that of adults. |
author2 |
Centre d'Études Biologiques de Chizé - UMR 7372 (CEBC) Université de La Rochelle (ULR)-Centre National de la Recherche Scientifique (CNRS)-Institut National de Recherche pour l’Agriculture, l’Alimentation et l’Environnement (INRAE) ICREA-Movement Ecology Laboratory (CEAB-CSIC) CREAF Centre for Advanced Studies of Blanes (CEAB-CSIC) Spain Centre for Advanced Studies of Blanes (CEAB-CSIC) |
format |
Article in Journal/Newspaper |
author |
De Grissac, Sophie Bartumeus, Frederic Cox, Samantha L. Weimerskirch, Henri |
author_facet |
De Grissac, Sophie Bartumeus, Frederic Cox, Samantha L. Weimerskirch, Henri |
author_sort |
De Grissac, Sophie |
title |
Early-life foraging: Behavioral responses of newly fledged albatrosses to environmental conditions |
title_short |
Early-life foraging: Behavioral responses of newly fledged albatrosses to environmental conditions |
title_full |
Early-life foraging: Behavioral responses of newly fledged albatrosses to environmental conditions |
title_fullStr |
Early-life foraging: Behavioral responses of newly fledged albatrosses to environmental conditions |
title_full_unstemmed |
Early-life foraging: Behavioral responses of newly fledged albatrosses to environmental conditions |
title_sort |
early-life foraging: behavioral responses of newly fledged albatrosses to environmental conditions |
publisher |
HAL CCSD |
publishDate |
2017 |
url |
https://hal.archives-ouvertes.fr/hal-01571999 https://doi.org/10.1002/ece3.3210 |
genre |
Diomedea exulans Wandering Albatross |
genre_facet |
Diomedea exulans Wandering Albatross |
op_source |
ISSN: 2045-7758 Ecology and Evolution https://hal.archives-ouvertes.fr/hal-01571999 Ecology and Evolution, Wiley Open Access, 2017, 7, pp.6766-6778. ⟨10.1002/ece3.3210⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1002/ece3.3210 hal-01571999 https://hal.archives-ouvertes.fr/hal-01571999 doi:10.1002/ece3.3210 |
op_doi |
https://doi.org/10.1002/ece3.3210 |
container_title |
Ecology and Evolution |
container_volume |
7 |
container_issue |
17 |
container_start_page |
6766 |
op_container_end_page |
6778 |
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1766396918075752448 |