The largest hens that can lay are the Jersy Giant and the Wyandotte. Look them up!
Most hens will begin laying eggs at 6 months of age. If you want to hatch these eggs the hen must have been with a rooster. There is no danger in breeding a hen too early unless the rooster is overly agressive.
You know when a hen is ready to start laying eggs when her comb drops, and her face feathers are full and have lost the "pinkish" color.
No , look to hybrid layers for production grade work and white leghorns for average breed workers.
No, but some people breed specifically for chickens that lay double yolks.
yes, you may. It just depends on the mood of the hen. Some breed of hens leaves their eggs after laying, while some of them became aggressive even you are only trying to touch it.
This usually depends on the individual hen, not so much the breed. Hens (that are well taken car of) have been reported to keep on laying until 7 years of age.
Yes, it's normal. Your Rooster is just protecting your hen while she's laying.
Some roosters will try for a few days or weeks after she stops laying but will find it is not worth the effort, pain and suffering he will endure. The non laying hen will not cooperate and will fight.
Depends on the breed of hen
Yes
Most hens begin laying eggs at about 16 to 20 weeks old. This depends on the breed and nutritional health of the hen. The hens first egg (s) are often small and can even be yolkless.
Hens begin laying at about 18-22 weeks on average, with some as early as 16 weeks and some as late at 25 weeks. influencing factors include breed, amount of sunshine and nutrition. All egg laying chickens should be laying by six months of age.