What about sea lions/walruses? 

Fascinating! Two slightly different approaches for a similar goal. The two of you should joint forces!

Gonna be away this weekend, have the mod file to give it a test. Most of the Pers/struct added. Pers_decals.zip

I always think it's a bit sad when I see a muskox scooting around the map without animation...

Thanks Vantha I removed Ballomar leaving the list below. The PR is here if you approve.  "Ariovistus", "Arminius", "Catualda", "Claodicus", "Gannascus", "Maroboduus", "Vannius", "Veleda"