Could be roundworms in 2 pics, or cecal in one pic. Either way, Valbazen or SafeGuard will get rid of them. Valbazen dosage is 1/2 ml for chickens 4-6 pounds given orally once and again in 10 days. SafeGuard liquid goat wormer or horse paste dosage is 1/4 ml per pound of weight, given once and...