The weapons and shield on your hotbar that you are not holding are shown on your character. Draw one and its copy leaves your back or hip; put it away and it returns. When you draw or put away a weapon your arms play a short reaching animation.
Tame a wild sheep, cow, chicken or terrorbird. Settle it at a home and it wanders about your base, drinks from a trough, eats from a feeder, and gives you fleece, feathers, milk or eggs once every in-game day.