i never understood how people became soo attatched to their bettas but now i see at 1st he was flaring if anything came close to him. however now he shoals with the tetras haha not joking, he actually has a personality (my fave fish now) ive hadhim for 2 days now, he tries to eat floating pieces of plant but doesnt eat his flaked food, ill get some bloodwurms soon. also his chin if you like is grey - wa does this mean ? and lastly he has 2 symetric bumps on his lower back, what is this ? please help and since i havnt named him yet any names below wuold be well appreciated thanks