France used the crow to pick up trash, clean the street park

According to NYT on August 25, the bird - the bird symbolizing the blackness, death and even harm to humans has been used by managers at an amusement park in France to train intelligence and train them. become professional " cleaners " of garbage.

Some previous biologists claimed that the crows are actually very sociable and intelligent. Their intelligence is even compared with a 7-year-old. Many experiments have shown that crows can create tools, solve complex puzzles, . and remember the "Crow and water pitcher" story , you will probably find these studies completely basis.

Crows are very intelligent birds and are used to scavenge.

Take advantage of this Puy du Fou Amusement Park (France) is preparing to put into use 6 trained crows in order to pick up cigarette heads and garbage in the park. The raven after excellently completing the task will be rewarded with pieces of food through a small box - the Telegraph news.

Puy du Fou is the second most famous amusement park in France after Disneyland Paris. On average each year, this place welcomes about 2 million visitors. Rook, the family raven who joined the mission to clean up the park, is considered one of the most intelligent children. It likes to communicate with people and is very active in creating relationships with people through play activities."The purpose of using the crow is not only to clean up but also a way to tell visitors to care more about the environment" - Nicolas de Villiers, manager at Puy du Fou Park shared.

However, crows are not the only species capable of learning skills from humans and other species. Scientists have found that some birds in Australia can understand what other birds say. The study, published in May 2018 in Animal Behavior, said the magpie could understand the meaning of noisy conversations from the noisy miner (a species in the bile family that lives in eastern and southeastern Australia) or other predators.