Look closely and you can see Maxine's nose is nestled into her hind foot with that opposable thumb on the foot giving the support :)
Thank you for the many thoughtful comments on my photos
@epcello they actually sleep anything from 18-22 hours a day as incredible as that seems! digesting the eucalypt leaves actually takes a lot of their energy and so they sleep while digesting and they spend most of their time digesting :)