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Sexing oto

3K views 1 reply 2 participants last post by  willow 
#1 ·
I just got 3 oto for my 29gal and i was wondering how i would sex them so i know what i got
 
#2 ·
hi
not much help am i,apparently the male is smaller than the female.
i can't seem to find any pics of the two to show you.
 
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