My husband just transferred his fish into my tank. One of the danios has what looks like a severely curved spine and another danio has a slight curved spine. This is a fairly new development, but the fish are over 2 years old, so it's possible that they are just old.
I'm concerned about fish...
Thanks for the link.
i'm looking for firsthand experience, though, as most of the info out there is very conflicting (e.g: better kept as singles or groups? maximum size? temp preferences? coloring? etc.).
It's so hard to find info on these guys. I have 3. 1 is much larger than the other 2, though they were all about the same size when I first got them (about 3 months ago). Could this mean that one is female while the other 2 are male? I assume the smaller 2 are male because of the behavior they...