put. charge pet on your should IEbulbdog,featherlight,glowtail,glowhorn. and press e on the bug your pet will take up to 500 of the bugs charge a charge batery in your inventory works also.
its also a good early game chitin and meat.
They get all spazzy if you kill something near them, or if you snap near them with a Dino. They otherwise move very slowly. Be careful not to spazz them out, especially if you're really low on charge and need them to refill your battery/pet.