Wiyas is usually inanimate, because it implies that a piece of meat has been cut from an inanimate animal. When using wiyas with the animal it came from, the animal becomes inanimate.
Wiyasen – Meats/Pieces of meat
Gokosh wiyas – Pork/pig meat
I gokosh wiyas – that pork/ham/bacon
Ni gokosh wiyasen – those pieces of pork/ham/bacon
Mishen i gokosh wiyas – Hand me that pork
Byédweshen ni gokosh wiyasen – Bring me those pieces of pork
*note – gokosh wiyas is a general word, there are more specific words for ham, bacon, ribs, etc.