Just really quickly,
Tanya, if you read this today, that sounds like thrush rash. Darcy's had it a couple of times. And if his saliva's thicker does he have any white bits in his mouth? Might be there too. I swear by hydrazole cream for their bottom. It will clear it by this arvie if it is.

Christine - exactly what Leanne said.

Off to have a nap while the Dargon's out cold. BBL.