Now, as for how do chickens mate, the actual event itself is brief and rather brutal. The rooster mounts the female, and usually grabs the top of her head near her comb. He then stands on her back, and lowers his cloaca. ... The hen, meanwhile, inverts her vent, and the chickens touch cloaca.

How does a rooster fertilize an egg?

The rooster will hop on the hen's back and perform a cloacal kiss, delivering sperm into the oviduct. This will fertilize the egg of the day and can fertilize eggs for a week or so afterward.

How often does a chicken mate?

How often do chickens mate? In the mating season a rooster can mate numerous times each day (between 10-30 times a day).