hello there who ever im talking to ive just started getting some chickens and every one reckons to give them oyster shells but i was wondering if you could crush up like nuts shells and sea shells any help would help. oh and also not to sure on how much laying pellets to feed them per day, i have 14 chooks they are freerange being let out after 12:00 and also get a bucket of food scrapes about 4-5 times a weeks id love it if you could help.