I dont know what happened they were all healthy and energetic but I lost one of my BR chicks, had 15 now i have 14, and 6 silkies all 1 week old. I came home yesterday after being gone 2 hours, i have been checking everyday for pasty but, I noticed she had poop stuck to her but, can they die of this , i check everyday and clean them....I am heartbroken, now I check them 2 times a day for pasty but.