Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible
Tebbe J, Humble E, Stoffel MA, et al. Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible. PeerJ . 2020;8: e10131. Replication studies are essential for evaluating the validity of previous research findings. However, it has proven challengin...
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ftubbiepub:oai:pub.uni-bielefeld.de:2946648 2023-05-15T13:34:18+02:00 Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible Tebbe, Jonas Humble, Emily Stoffel, Martin Adam Tewes, Lisa-Johanna Müller, Caroline Forcada, Jaume Caspers, Barbara Hoffman, Joseph 2020 https://nbn-resolving.org/urn:nbn:de:0070-pub-29466484 https://pub.uni-bielefeld.de/record/2946648 https://pub.uni-bielefeld.de/download/2946648/2949101 eng eng PeerJ info:eu-repo/semantics/altIdentifier/doi/10.7717/peerj.10131 info:eu-repo/semantics/altIdentifier/issn/2167-8359 info:eu-repo/semantics/altIdentifier/wos/000579332800003 info:eu-repo/semantics/altIdentifier/pmid/33133782 https://nbn-resolving.org/urn:nbn:de:0070-pub-29466484 https://pub.uni-bielefeld.de/record/2946648 https://pub.uni-bielefeld.de/download/2946648/2949101 https://creativecommons.org/licenses/by/4.0/ info:eu-repo/semantics/openAccess CC-BY General Biochemistry Genetics and Molecular Biology General Neuroscience General Agricultural and Biological Sciences General Medicine ddc:590 http://purl.org/coar/resource_type/c_6501 info:eu-repo/semantics/article doc-type:article text 2020 ftubbiepub https://doi.org/10.7717/peerj.10131 2022-07-31T22:59:30Z Tebbe J, Humble E, Stoffel MA, et al. Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible. PeerJ . 2020;8: e10131. Replication studies are essential for evaluating the validity of previous research findings. However, it has proven challenging to reproduce the results of ecological and evolutionary studies, partly because of the complexity and lability of many of the phenomena being investigated, but also due to small sample sizes, low statistical power and publication bias. Additionally, replication is often considered too difficult in field settings where many factors are beyond the investigator’s control and where spatial and temporal dependencies may be strong. We investigated the feasibility of reproducing original research findings in the field of chemical ecology by performing an exact replication of a previous study of Antarctic fur seals (Arctocephalus gazella). In the original study, skin swabs from 41 mother-offspring pairs from two adjacent breeding colonies on Bird Island, South Georgia, were analyzed using gas chromatography-mass spectrometry. Seals from the two colonies differed significantly in their chemical fingerprints, suggesting that colony membership may be chemically encoded, and mothers were also chemically similar to their pups, hinting at the possible involvement of phenotype matching in mother-offspring recognition. In the current study, we generated and analyzed chemical data from a non-overlapping sample of 50 mother-offspring pairs from the same two colonies 5 years later. The original results were corroborated in both hypothesis testing and estimation contexts, with p-values remaining highly significant and effect sizes, standardized between studies by bootstrapping the chemical data over individuals, being of comparable magnitude. However, exact replication studies are only capable of showing whether a given effect can be replicated in a specific setting. We therefore investigated whether chemical signatures are ... Article in Journal/Newspaper Antarc* Antarctic Antarctic Fur Seals Arctocephalus gazella Bird Island PUB - Publications at Bielefeld University Antarctic Bird Island ENVELOPE(-38.060,-38.060,-54.004,-54.004) PeerJ 8 e10131 |
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Open Polar |
collection |
PUB - Publications at Bielefeld University |
op_collection_id |
ftubbiepub |
language |
English |
topic |
General Biochemistry Genetics and Molecular Biology General Neuroscience General Agricultural and Biological Sciences General Medicine ddc:590 |
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General Biochemistry Genetics and Molecular Biology General Neuroscience General Agricultural and Biological Sciences General Medicine ddc:590 Tebbe, Jonas Humble, Emily Stoffel, Martin Adam Tewes, Lisa-Johanna Müller, Caroline Forcada, Jaume Caspers, Barbara Hoffman, Joseph Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible |
topic_facet |
General Biochemistry Genetics and Molecular Biology General Neuroscience General Agricultural and Biological Sciences General Medicine ddc:590 |
description |
Tebbe J, Humble E, Stoffel MA, et al. Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible. PeerJ . 2020;8: e10131. Replication studies are essential for evaluating the validity of previous research findings. However, it has proven challenging to reproduce the results of ecological and evolutionary studies, partly because of the complexity and lability of many of the phenomena being investigated, but also due to small sample sizes, low statistical power and publication bias. Additionally, replication is often considered too difficult in field settings where many factors are beyond the investigator’s control and where spatial and temporal dependencies may be strong. We investigated the feasibility of reproducing original research findings in the field of chemical ecology by performing an exact replication of a previous study of Antarctic fur seals (Arctocephalus gazella). In the original study, skin swabs from 41 mother-offspring pairs from two adjacent breeding colonies on Bird Island, South Georgia, were analyzed using gas chromatography-mass spectrometry. Seals from the two colonies differed significantly in their chemical fingerprints, suggesting that colony membership may be chemically encoded, and mothers were also chemically similar to their pups, hinting at the possible involvement of phenotype matching in mother-offspring recognition. In the current study, we generated and analyzed chemical data from a non-overlapping sample of 50 mother-offspring pairs from the same two colonies 5 years later. The original results were corroborated in both hypothesis testing and estimation contexts, with p-values remaining highly significant and effect sizes, standardized between studies by bootstrapping the chemical data over individuals, being of comparable magnitude. However, exact replication studies are only capable of showing whether a given effect can be replicated in a specific setting. We therefore investigated whether chemical signatures are ... |
format |
Article in Journal/Newspaper |
author |
Tebbe, Jonas Humble, Emily Stoffel, Martin Adam Tewes, Lisa-Johanna Müller, Caroline Forcada, Jaume Caspers, Barbara Hoffman, Joseph |
author_facet |
Tebbe, Jonas Humble, Emily Stoffel, Martin Adam Tewes, Lisa-Johanna Müller, Caroline Forcada, Jaume Caspers, Barbara Hoffman, Joseph |
author_sort |
Tebbe, Jonas |
title |
Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible |
title_short |
Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible |
title_full |
Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible |
title_fullStr |
Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible |
title_full_unstemmed |
Chemical patterns of colony membership and mother-offspring similarity in Antarctic fur seals are reproducible |
title_sort |
chemical patterns of colony membership and mother-offspring similarity in antarctic fur seals are reproducible |
publisher |
PeerJ |
publishDate |
2020 |
url |
https://nbn-resolving.org/urn:nbn:de:0070-pub-29466484 https://pub.uni-bielefeld.de/record/2946648 https://pub.uni-bielefeld.de/download/2946648/2949101 |
long_lat |
ENVELOPE(-38.060,-38.060,-54.004,-54.004) |
geographic |
Antarctic Bird Island |
geographic_facet |
Antarctic Bird Island |
genre |
Antarc* Antarctic Antarctic Fur Seals Arctocephalus gazella Bird Island |
genre_facet |
Antarc* Antarctic Antarctic Fur Seals Arctocephalus gazella Bird Island |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.7717/peerj.10131 info:eu-repo/semantics/altIdentifier/issn/2167-8359 info:eu-repo/semantics/altIdentifier/wos/000579332800003 info:eu-repo/semantics/altIdentifier/pmid/33133782 https://nbn-resolving.org/urn:nbn:de:0070-pub-29466484 https://pub.uni-bielefeld.de/record/2946648 https://pub.uni-bielefeld.de/download/2946648/2949101 |
op_rights |
https://creativecommons.org/licenses/by/4.0/ info:eu-repo/semantics/openAccess |
op_rightsnorm |
CC-BY |
op_doi |
https://doi.org/10.7717/peerj.10131 |
container_title |
PeerJ |
container_volume |
8 |
container_start_page |
e10131 |
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1766051424581451776 |