THE NETHERLANDS (WIVB) — A Dutch start-up called Crowded Cities hopes to teach crows to pick up cigarette butts. The birds are known to be highly intelligent, even able to make their own tools. The ...
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What makes crows so clever? The science behind their intelligence
Crows do not just fly around scavenging but they also solve puzzles, make tools, remember faces and pass down knowledge ...
With all the litter in the world, you would think that we would have figured out a smart way to start collecting it, right? Well, turns out a Dutch start-up is working on just that with an unlikely ...
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