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Mar 3, 2021, 1:02 pm247 pts
EcoWatch
Cuttlefish, marine invertebrates related to squids and octopuses, can pass the so-called "marshmallow test," an experiment designed to test whether human children have the self-control to wait for a better reward. The study, published in Proceedings of the Royal Society B Thursday, puts cuttlefish in the ranks…
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