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Kelly turned one piece of litter into several fish. 🐬
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Animal OdditiesSep 29, 2026

Kelly turned one piece of litter into several fish. 🐬

Kelly turned one piece of litter into several fish. 🐬 . . . At Mississippi's Institute for Marine Mammal Studies, dolphins received 1 fish for each piece of trash returned. Kelly began hiding paper beneath a rock and tearing it into multiple fragments to trade separately. The recycling program had accidentally taught her economics.

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Source

The Guardian, 2008, 'Why dolphins are deep thinkers'

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