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Costs of maternal care revealed through body condition in Northern Resident killer whales (Orcinus orca)

Abstract In species with prolonged parental investment, extended care imposes considerable costs. In Northern Resident killer whales (Orcinus orca), maternal investment is demanding due to long gestation, extended lactation, and lifelong care of non-dispersing offspring. Using 10 years of aerial ima...

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Autori principali: Sharon W.C. Kay, Amy G. Rowley, Brittany C. Visona-Kelly, Lance G. Barrett-Lennard, Peter R. Thompson, Gary J. Sutton, Holly Fearnbach, John W. Durban, Chris T. Darimont
Natura: Artigo
Lingua:Inglês
Pubblicazione: Nature Portfolio 2026-03-01
Serie:Scientific Reports
Soggetti:
Photogrammetry
Parental investment
Drone
Cetacean
Reproduction
Orcinus orca
Accesso online:https://doi.org/10.1038/s41598-026-38696-0
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