Did you know that if you get a harem of female Lyretail anthias, you'll end up with one or more males at some point? Lyretails are beautiful bright orange fish with a purple eyeliner like Cleopatra, when female. When one decides to change to male, the fish will turn bright purple, extending a spike on their dorsal fin and will express dominance over the females. This pictures today were unintentional, the fish swam into my field of view so I snapped a couple to share.
First, here's an example of a female.