Learn how cleaner wrasse used a mirror and even dropped food to test their reflections, a behavior linked mostly to mammals.

A shrimp scrap drifted down the face of a mirror, and a small reef fish tracked it like it was watching a slow-motion ...

In the current study, the scientists observed new behaviors during a series of mirror test experiments, a widely used method ...

Nighttime drops in ocean oxygen raise energy use in small reef fish. Repeated stress could affect reef health as oceans warm.

A new study from NYU Abu Dhabi has found that small coral reef fish in the Arabian Gulf are facing a hidden but growing source of stress. When oxygen levels drop at night, a common occurrence on some ...

The black dwarfgoby was discovered in the coral reefs of the McLaren Fjord, of Tufi, Papua New Guinea. McLaren Fjord of Tufi, Papua New Guinea. Drone photo by MV Erdmann. A trio of international ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The author's son with his catch of snapper in the Caribbean. The chance of contracting ...

The research maps biofluorescence across 459 glowing fish species and shows just how varied the colors have become.

A groundbreaking study of 7,000-year-old exposed coral reef fossils reveals how human fishing has transformed Caribbean reef food webs: As sharks declined by 75 percent and fish preferred by humans ...