Dutch probe mystery porpoise deaths

Dutch scientists were on Wednesday probing the mysterious deaths of dozens of harbour porpoises whose carcasses have been washing up on the country's northern beaches since last week.

Harbour porpoises need large, oily fish

Harbour porpoises eat approximately ten percent of their body weight in fish per day. Their diet mainly comprises gobies, whiting, sand lances, herring and sprats. These mammals are in constant danger of starvation. Other ...

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