Study shows cuttlefish can also pass “marshmallow test” designed for children

(Natural News) It’s a well-known fact that dogs and primates are some of the most clever animals on the planet. Dolphins are also known for their intelligence. But according to an interesting study published in the journal Proceedings of the Royal Society B, cephalopods like cuttlefish can give other smart creatures a run for their money. Researchers reported that…  » READ MORE