Dominant males of an Indonesian species of fish turn black during periods of heightened aggression, scientists have discovered. Their blackened markings, which quickly emerge at the start of a ...

Many people who keep fish at home notice one common thing after some time. The fish does not look the same as it did earlier. The colour looks different. Sometimes it becomes brighter. Sometimes it ...

After scuba diving and shooting video at Tunnels Beach one day I had a tourist come up to me and say she saw a clownfish out on the reef while snorkeling. I responded back and said that we do not have ...

Without a mirror, it can be hard to tell if you're blushing, or have spinach in your teeth. But one color-changing fish has evolved a clever way to keep watch on the parts of itself that lie outside ...

There’s nothing better than a vibrant pre-spawn color shift – but it’s not the only reason trout change colors. If you were to follow a single trout over the course of a year, you’d notice that its ...

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Among color-changing sea creatures, the ability to flash from one hue to another more typically comes in handy for evading predators rather than hunting prey. But the striped marlin, new research ...

Some fish change colors to blend in with their environment, but the stargazer fish has a different camouflaging technique. It goes from swimming to burying itself in the sand at the bottom of the ...