Passive tame, provides light, the light keeps nameless away, but draws reapers and seekers, it’s inventory acts like a fridge, doubles the life of spoilibles and preserving salts increase the length more, can store honey as long as a bear can.
A good idea, while you cannot upgrade their attack, you can get a pack and upgrade their health and speed. They become useful as attack dogs this way. Another usage is to transport wood early game. Hope this helps!