i've never had a problem with sickness or disease and hope i never will.... but an aquantance of mine that i'm suppose to be giving some roosters to later this week is having a problem..... 2 weeks ago he found a hen dead in the coop, no trauma.. today he tells me he watched a hen, walk, fall over, get up walk fall over, a few times, then died....... so somethings goin on and i don't want to give him roosters if their gonna get diseased...... what can i tell him to look for and the cure........... his hens are mutts, 1-2 yrs old.......