When fish suddenly change color, little photoreceptors embedded deep within their skin keep watch to ensure the color is just right, according to new research. For the first time, scientists have ...

Aggressive little male fish from Indonesia turn black when angry to show their dominance, scientists discover. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

When Lorian E. Schweikert, Ph.D., reeled in a hogfish on a fishing trip to the Florida Keys, she noticed something strange after setting it down on the deck of the boat. Hogfish are known for their ...

Hogfish are the chameleons of the Atlantic Ocean, seamlessly changing their skin color depending on their environment. As if those morphing skills weren't impressive enough, these reef dwellers can ...

Striped marlin are some of the fastest animals on the planet and one of the ocean’s top predators. When hunting in groups, individual marlin will take turns attacking schools of prey fish one at a ...

Lorian Schweikert was fishing in the Florida Keys when she hooked a hogfish—a type of tasty wrasse that’s known for its ability to change colors to match its coral reef environment. Schweikert dropped ...

We’ve long marveled at color-changing critters like squid, chameleons, cuttlefish, and others as they flash brilliant hues. Animals across species possess this ability for a suite of reasons, ...