YES! pandas communicate with each other by scratching on trees
pandas communicate by leaving scents
Pandas bark, growl, yip, etc. They have even been known to moo!
Well... If it is a family then no. but if they hate each other then maybe they will just be careful when your hunting animals because some pandas are fighting and they might see you.. So they get too...
No, pandas are not pack animals. They survive on their own.