Yes.By culling, you cut off their heads with a pair of scissors, correct? Any other methods people use?
I did.Scissors is a pretty sure bet. Some people just grab the heads and shake hard but I've always been too weak to try that one
I thought @Nabiki (hope that was you) actually wrote an article on processing that involved the killing part in good detail.
https://www.backyardchickens.com/articles/how-to-process-your-quail-including-gory-pictures.75834/