They gave a zebra danio legs!

[Deadeye]

Well, not quite...
Check this out though:

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In short scientists caused a mutation in zebra danios that gave them some leg bones, a hint at how aquatic organisms first made it to land.

 

[FJB]

That's pretty crazy!
Thanks for sharing.

 

[Magnus_Bane]

Well, not quite...
Check this out though:

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www.google.com

In short scientists caused a mutation in zebra danios that gave them some leg bones, a hint at how aquatic organisms first made it to land.

Now if your fish get into a fight, it'll be a fist fight. Lol just imagine one fish holding onto another with one arm and just beating it senseless with the other arm.