They either buy them in from chicken hatcheries or raise their own.
In general terms, "chicken" can refer to both adult chickens and young chicks. However, in more specific usage, the term "chicken" typically refers to adult birds, while "chicks" specifically refer to young, recently hatched birds.
You do not need a cock to get an egg from a chicken. If you want to have fertilized eggs that will hatch into chicks there has to be a cock.
People associate chickens with eggs, chicks, KFC, feathers, and chicken soup.
one egg
A young chicken is called a chick, a pullet (young hen), or a cockerel (young rooster).
the chicks will be many
chicks.
A parent chicken is commonly a female chicken known as a hen that has hatched chicks. The parent chicken will protect the young chicks at all times.
yes
they are called "chicks"
no because farmers find that out
pullet/chicks
To meet chicks, of course.
get chicken scratch
I don't think there is scientific explanation for that. What I know is that that is a question for God not humans since it is He who makes all happen.
Brood hens do not actually "hold" their chicks but they do protect them under their wings. Chicks will hide under the momma's wings when frightened.
yes