Unlike other North Pacific killer whales, Southern Resident killer whales have failed to thrive despite decades of conservation. Genomics combined with long-term observational records reveal inbreeding depression as a compelling explanation.
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Robinson, J.A. Inbreeding threatens iconic killer whales. Nat Ecol Evol 7, 647–648 (2023). https://doi.org/10.1038/s41559-023-02024-w
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DOI: https://doi.org/10.1038/s41559-023-02024-w