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1. www.dailymail.co.uk › sciencetech › article-13464411Scientists solve mystery of why killer whales are attacking ...

   www.dailymail.co.uk › sciencetech › article-13464411

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   6 hours ago · Researchers believe the sudden fad of attacking boats started in around 2019 after a rapid increase in bluefin tuna - which is orca's main food source. This meant they spent less time hunting ...