Cock and Rooster are the same. Mature Male chickens over 1 year old. Older, wiser, usually watches out for the flock, protectors
, usually calmer and not as hard on the girls.
Cockerel and Roo are the same. Juvenile males under 1 year old, young, dumb and full of stupidity. Likes to fight and...
When a hen gets "broody" she under goes a change. She has an extreme urge to sit on eggs till they hatch. Some even turn into monsters when broody. :cool: