Place for devil's advocate at first with unusual stamina (8)

I haven't cracked this one yet — but the brilliant team at Times for the Times have:

Anagram [unusual] of STAMINA, then A{dvocate} [at first]. I took ages to think of the answer here, yet I knew of the ‘Tasmanian Devil’ by name. What I didn’t know until I just looked it up is that it’s a small ferocious carnivorous marsupial; for some reason I’d always thought it was a butterfly or moth.