Unfezant AuctionForum-Index → Bugs/Complaints → Solved → Unfezant Auction
While it might've been too late to verify in this specific case, I've seen plenty of female pokémon being shown through the male sprite, so I can safely say that the Male sprite are used as default.
Female sprites are used (of course), but never instead of the Male one.
Kitties! Riako has no idea what he unleashed with that update🙀
Collecting Lovely Larvesta and Silly Seel Plushies~
Looking for Ice Gems and Flying Gems here! Help me hunt a Shiny Articuno!
(You can win your own non-shiny Articuno in return)
Breeding events for the cause here!