so if they have mites, or worms? what do i do? i noticed there was black,like i guess dirt, they have been scratching, and i now notice the skin,looks pink,reddish. one chick,keeps laying alone. they r two weeks old?i tried to move the heat lamp up, but they seemed like they needed it back,they were cuddling? so what can i do. i have been changing, food,water,i have cleaned the ire whole house tree times already? my husband thinks i am reading to much into it. he is making them a huge brooder, that is going to b ready tomorrow. how can i get rid of this ?