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[tmax57]

http://www.msnbc.msn.com/id/35184122/ns/technology_and_science-science?gt1=43001

Even though they are salt water fish, it still applies to our cichlids.  Damselfish are closely related to cichlids.

[Nuchal Man]

Very interesting article. That's a problem with taxonomy, it's a man made classification and you can't stop evolution.

On my research trip to Costa Rica I snorkeled the pacific at one spot and saw a few damsels, one of which sticks out as it looked almost exactly like a Mesonauta.