How long is the pigeon memory

Pigeon memories can last for several years.As a common bird, pigeons are raised around the world. Generally speaking, pigeons are specifically referred to as house pigeons, also known as carrier pigeons. It can be used to communicate and compete.In addition, it also has many other varieties, and the color of feathers is very rich. It has color, white, black, green, red and other colors. Usually, grains are eaten, and insects rarely eat insects.