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Genomic and morphometric evidence for Austronesian-mediated pig translocation in the Pacific

Stanton, David W. G., Manin, Aurelie, Evin, Allowen, Tabbada, Kristina, Linderholm, Anna, Drinkwater, Rosie, Thalmann, Olaf, Ng'ang'a, Said I., Amano, Noel, Anderson, Atholl, and others. (2026) Genomic and morphometric evidence for Austronesian-mediated pig translocation in the Pacific. Science, 391 (6780). Article Number eadv4963. ISSN 0036-8075. (doi:10.1126/science.adv4963) (KAR id:112724)

Abstract

Several millennia of human-mediated translocation of non-native pig species (genus ) to the islands of Wallacea and Oceania have considerably altered local ecosystems. To investigate the timing and trajectory of these introductions, we conducted both genomic analyses of 576 pig nuclear genomes and a geometric morphometric analysis of 708 modern and ancient dental remains. Our analyses demonstrate that free-living and domestic pigs in Wallacea and Oceania have diverse ancestries resulting from the introduction of multiple sequential pig populations followed by gene flow. Despite the variability in their genomic ancestry, these pigs all have a distinct tooth morphology as well as a genetic link to the Chinese domestic pig populations that accompanied the dispersal of Austronesian language speakers ~4000 to 3000 years ago via Taiwan and the Philippines.

Item Type: Article
DOI/Identification number: 10.1126/science.adv4963
Additional information: For the purpose of open access, the author(s) has applied a Creative Commons Attribution (CC BY) licence to any Author Accepted Manuscript version arising
Uncontrolled keywords: Genome, Introduced Species, Humans, Tooth - anatomy & histology, Sus scrofa - genetics - anatomy & histology, Animals, Gene Flow, Genomics, Philippines
Subjects: Q Science > QH Natural history > QH75 Conservation (Biology)
Institutional Unit: Institutes > Durrell Institute of Conservation and Ecology
Former Institutional Unit:
There are no former institutional units.
Funders: University of Kent (https://ror.org/00xkeyj56)
SWORD Depositor: JISC Publications Router
Depositing User: JISC Publications Router
Date Deposited: 26 Mar 2026 10:17 UTC
Last Modified: 27 Mar 2026 01:58 UTC
Resource URI: https://kar.kent.ac.uk/id/eprint/112724 (The current URI for this page, for reference purposes)

University of Kent Author Information

Meijaard, Erik.

Creator's ORCID: https://orcid.org/0000-0001-8685-3685
CReDIT Contributor Roles: Writing - review and editing, Investigation, Writing - original draft, Resources, Conceptualisation
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