"The fact that the second hen is having the same symptoms is not good. It is not a coincidence that two hens are sick with the same symptoms. This is something infectious, and the rest of the flock can be at risk.
If you are not experienced at treating your flock for illness, you should seek...
1 year and some are 6 months old. I put a link to 2 videos, I don't know what they have a it's not confirmed. It has only started when my chicken has gotten a large crop. A few months after that, another chicken started coughing after eating and at random times in the day.