American star wearing nothing upstaged by a furry animal (6)

I believe the answer is:

alpaca

I'm a little stuck... Click here to teach me more about this clue!

'animal' is the definition.
(I've seen this before)

I don't understand the rest of the clue.

(Other definitions for alpaca that I've seen before include "Woolly animal" , "Long-haired animal related to the llama" , "Wool of S American lama" , "Wool-yielding camelid" , "creature of the Andes" .)

I've seen this clue in The Guardian.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.