i just bought a angel.right now he is in my ten gallon then after a week or so he will going into a 29G.whay i want to know are Angles shy?mine is trying to hide in the few plants i have in my tank he down towards the bottom.also he has been in the tank for about and hour and a half so i decided to add some food and he wont come up to eat.then i decided to put in a shrimp pellet right by him.Will he eat later when im not in the room?