Originally Posted by Olympia
I think it's good for them. Pretty sure they get some sort of fulfillment (yes I know fish don't have feelings) from "chasing away" an enemy.
Also, if you flare young bettas, their tails actually grow to a larger spread.
Who hasnt feelings? Dont let Piou hear you, he will get angry ;)
And oscars... They arent called marine puppies for nothing.
I didnt knew that last tid bit, is it confirmed or more like an urban legend?