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How Covid ‘pandemic babies' developed allergy protection
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The oldest orca in captivity to be released after more than 50 years
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Killer whale mothers ‘pay high price’ for raising sons, say researchers
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Podcast: The killer whale duo’s shark killing spree
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Hunt for orca pod after baby stranded in New Zealand
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Killer whale that spent 17 days 'mourning' dead calf gives birth again
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Killer whale submarine to be auctioned in the Netherlands
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New species of killer whale may have been discovered
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30-year-old orca Kayla dies at SeaWorld's Orlando park
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