Rdr2 complete compendium for zoologist and skin deep achievements

You need to skin ranch animals as well?like cows bulls chickens roosters oxs pigs goats sheeps?

They dont

Do you need to track them as well?

Bro this is a lifesaver! The legendary tatanka bison glitched out and I lost the pelt and at the time didn’t really care. I thought I had to restart

Do you need the Guarma animals for the skin deep trophy? I got the zoologist yesterday but I haven’t got the skin deep trophy