Its been vets several times for blood poisoning antibiotics and was fine but the past week its came back more red than pink, i read it could be the substrate theyre being kept on or could be from letting them roam on the laminate flooring, im still new to owning torts and have done alot of research, i have 2 hermanns 2 yr old and 2 horsfield 1 yr old they all live in the same enclosure as the vet said it was fine if all are CB... already seen several posts on here about not mixing but also read how others have mixed without problems? Someone please shed a lil light please..