There is about 1,000 Opea'ulas. they eat Spirulina. they don't eat Spirulina in the wild and they came from the big island they fight a lot.they change color when they are scared.i think that the big ones are the boys and the small ones are the girls.
they like to go at the bottom of the tank to them. i love them.
they like to go at the bottom of the tank to them. i love them.