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 ...

The findings are the first to quantify how much work goes into switching on chromatophores, the specialized color-changing organs connected to cephalopods’ muscle and nervous systems, which dot the ...

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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 ...

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 ...