I think the footprint is not ideal for a red wolf, from my experience, a 40b would be the minimumRed wolf is a squeeze for a 36, but it was recommended for me when I was stocking my 36. I wound up opting for the puffers for activity.
Marximus
kno4te J Joshuakahan all have experience, among others here.
One of the big things is that they jump, so you would want to cover that lid.