Chickens, like all birds, have cloacas, not vaginas. I'm honestly surprised no one has corrected this since publication. It's an interesting comparison of avian/human reproductive cycles but I would think an article about egg production would be more careful with it's anatomy.
Chickens, like all birds, have cloacas, not vaginas. I'm honestly surprised no one has corrected this since publication. It's an interesting comparison of avian/human reproductive cycles but I would think an article about egg production would be more careful with it's anatomy.