rams and kribs

[cluster]

i have one ram right now would he/she be in danger if i got a pair of kribs and or it a partner - i had another ram but it acted weird fromt he time i put it in the tank everything chased it and was dead this morning...... and this ram is pretty rude if i put a piece of food in the tank it will go over to it and hog it only the corys are allowed to eat...if he is eating and i drop soemthing else he iwll grabthe new food and put it over to the old food so he has both