Like normal Zombies, it has an armed variation in Expert Mode, which can perform a "slashing" attack when close to the player to deal extra damage with increased range.
Eskimo is an out-group term that refers to the both the Inuit and Yupik peoples, as well as various other nations native to the circumpolar region. The term has many disputed meanings, but in modern day is commonly seen as derogatory or inaccurate, and as such usage in media has dropped. However, it remains unconfirmed if this shift in public opinion was the reason for the name change.
The Bestiary entry for the Frozen Zombie: "Zombies found in snow biomes are often found bundled up in winter clothing. It doesn't help them any, they are still dead cold!"