Board Thread:General Mod Discussion/@comment-32918765-20171027192502/@comment-32865299-20171028042637

Gorgoroth is described as a wasteland with no life (Save for orcs and wolves(wargs)) while Nurn was somewhat less barren and more lush. I think finding animals in nurn would be very lore friendly while finding any life (Save for orcs and wargs) in gorgoroth is highly unlikely.