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.
can level in max charge and charge regen they seem to have high base weight making them great backpacks "shoulder mounted dinos inventory is only half applied to you" unless you need nameless protection a glowsticks a saferlight source since these guys die easy their great for providing charge around your base if you get a big group of then and set them to turn on when full the extra player detection settings may drain charge faster when on "unconfirmed" they will fight if you whistle attack but suck at combat.
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!