22. Crows can solve problems
Scientists discovered an interesting fact. If a crow is presented with a container of water with a floating treat, it knows what to do. The bird will drop different objects into the water. The water level rises, and it gets the desired treat.
Scientists discovered an interesting fact. If a crow is presented with a container of water with a floating treat, it knows what to do. The bird will drop different objects into the water. The water level rises, and it gets the desired treat.