What age or size can you put a single baby in a bowl without heater?? Not fighing yet. Some of mine are over 1 inch and have full color fins and are eating flake food. Some are still near 1/4 inch to 1/2 and still only eat live shrimp.born on 2/4/2010. P.s. This is a lot of special,care [pain in the --- in other words.if you are thinking of trying to bred, think hard.but this is so cool to do,the eggs are this small[........] thanks.