Baby brine shrimp are often too large for the mouth cavity of 3 day old fry.Microworms are the perfect size.I have successfully fed 2 day old betta fry microworms.是什么意思_Baby brine shrimp are often too large for the mouth cavity of 3 day old fry.Microworms are the perfect size.I have successfully fed 2 day old betta fry microworms.在线翻译_英语_读音_用法_例句