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 genetic underpinnings of pigmentation and colour patterning in fish encompass a complex interplay of gene regulation, cell fate determination and evolutionary innovation. Neural crest cells, which ...

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 ...

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, ...

Astyanax mexicanus cave fish have adapted to an incredibly tough environment: chilly, pitch-dark caves that flood about once a year, providing brief feasts separated by long periods of starvation.

Visual signals, such as color patterns are an important communication medium for anemonefish. Researchers from Okinawa Institute of Science and Technology have recently elucidated how the patterns on ...