i'm with everyone else you should have a heater.
i believe your fish will live with it BUT, it won't be the healthiest of conditions.
think of it like this, we all went the absolute best for our fish right? the heater is whats best, not having one is merely livable for them.
i believe your fish will live with it BUT, it won't be the healthiest of conditions.
think of it like this, we all went the absolute best for our fish right? the heater is whats best, not having one is merely livable for them.