Hammer corals come in a dizzying array of colors, including the two-toned anomaly

We’ve seen the two-toned colour anomaly affecting certain corals such as AquaticArt’s Seriatopora guttatus, but this chromatic phenomenon does not seem to be restricted amongst SPS corals. Most recently we stumbled upon a unique two-toned branching hammer coral, Euphyllia parancora, at Iwarna Aquafarm…