I just got my chickens a week ago and they started dieing yesterday ! they stand around on one leg and sleep alot . the coop is new we got the feed from a feed store they have freash water every day the only other thing they atet was a tomato they just go to sleep and dont wake up yester day the one that died was picking at wood and diging down in the dirt we have them in a fence because it all new they were free range when we got them the guy said they are a year old I dont know any help thank you