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TL;DR: This self-rolling, LED-lit cat toy is a source of rechargeable fun that'll keep even the fussiest cats entertained.

Ball-rolling bumblebees have become the first known insects to “play,” researchers say. The scientists recorded these tiny fliers manipulating wooden balls again and again in a series of new ...

In 2017, scientists in the UK carried out research suggesting that the small brain of the bumblebee may be more sophisticated than we realize, demonstrating how they could be trained to roll balls ...