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!
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.
If you wanna get hexagons without grinding put in cheat if on multiplayer if on singleplayer your fine no cheat btw for xbox one you have to bring up menu and press RB and Lb and x and y at the same time to get cheats tab if your on pc and for ps4 same as xbox but hit the positions were you hit the buttons on xbox. Now for the code for hexagons on genisis givehexagons whatever number you want then 0 0 then hit enter.