Why is there a big working chicken playing back next to the body?

NHK: In the traditional folk belief ... the rooster will pull the sun ... and it has the divinity of exorcising evil spirits ... The crow of the rooster also supplements the dawn ... lights, etc ... So ... in the folk weddings and funerals ... it is predicted that ... the rooster also plays a role of 65, 438+0 very important characters ... except for killing chickens during sacrifices ... But ... the most special thing ... is that you use roosters to ward off evil spirits ... In traditional funeral ceremonies ... I heard that it comes from Maoshan art ... and often uses live roosters ... For example, Live chickens are needed to transport coffins across the river ... or induce souls on the road ... The so-called induced spirit is on the road ... refers to people who died after the rooster's evocation ceremony ... "Ghost" ... and the "evocation chicken" with the dead will be released ... and it will not be slaughtered for food ... and ... the rooster will crow .. If it meets dawn, the rooster's crow can also indicate ancestors. It's very far away ... It's said that ghosts dare not cross the river ... So ... when transporting coffins across rivers or bridges ... the coffin should be tied with 1 rooster ... The dutiful son should shout loudly ... hit the rooster with a stick and let them crow ... Only in this way, Only when the ancestors' souls can be summoned to cross the river ... All chickens used for evoking souls are made of live cocks ... Manchu folk paper-cuts have so-called "evoking chickens" and "screaming chickens" ... The former are chicken-shaped paper-cuts ... used to stick in coffins ... the latter are made of yellow paper folded into triangles ... and then the heads and tails of chickens are cut out with red paper and pasted on triangles ... in Jiangnan. In the ancient funeral customs in the region ... the picture of "a boy lighting a golden rooster" embroidered on the birthday pillow has the same meaning ... In the ancient funeral customs in southern China ... according to geomantic omen ... there is also the so-called "jumping chicken in the well" ceremony ... good ... refers to the grave where the coffin is placed during burial ... erection ... then standing in the grave ... chanting spells ... and then. , northwest, central and five places ... after reading the spell ... throw the chicken out ... let the rooster jump out of the grave ... This is called "shielding evil spirits" ... It is said that all evil spirits in the grave can be dispelled. ...........