Pigeon IQ is equivalent to how old people

Pigeon IQ is equivalent to two years old.Pigeon is a very smart animal. It has a strong memory, and has the ability to return to the nest. This is almost impossible to do this.However, the smartest bird is not a pigeon, but a crow. The IQ of this bird is equivalent to a five -year -old child. The crow living in the city has even learned to use traffic lights and vehicles to help them break some shell foods with shells.Essence