If u allknow so much about danios then im sure you could help me first how do you sex them and then how do breed them there 3 in my 20gal with marbles at the bottom there is also 2 sowrd tails in my tank will the danios breed on there own of do i have to do something??? and is the marbles enough protection will the fry be able to live in the tank without getting eaten??? or do i move them??
P.S
if this ends up in a crazy place im sorry this is my first day on the site and i have no cle how to use features
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