Discovery Channel’s “Shark Week” begins Sunday for the 37th year. And Steven Spielberg’s movie “Jaws” celebrated its 50th ...

Philadelphia squid biologist brings science to the masses — in classrooms, through burlesque performances, at forest meet-ups ...

It features a diver picking up sea urchins using a metal tool and breaking one open for a patiently following fish. This is not a tourist exploring the ocean floor; rather, it is a combination of ...

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 ...

This comprehensive dental arsenal totals around 500 teeth—more than any other bony fish in the ocean—and represents one of nature’s most specialized feeding adaptations. The Impressive Dental Anatomy ...

Ocean County Sword-like fish leaves swimmer injured at Jersey Shore beach Published: Jun. 21, 2025, 8:02 p.m.

Invasive snakehead fish found in the Schuylkill River: 'They're not supposed to be here' The northern snakehead is native to Asia, not Chester County.

PEOPLE has an exclusive first look at "Ocean with David Attenborough," a new National Geographic documentary featuring the 99-year-old naturalist exploring how to protect the world's oceans.

Officials warned North Carolina residents to kill the northern snakehead if they spot it. Here’s what to know about the dangerous invasive fish species.

Sleep in fish may look different from humans, but rest is essential for survival. Here’s what experts have to say about fish sleep.

Sensory features on the armored exoskeletons of ancient fish may be the reason why humans have teeth that are sensitive to cold and other extremes.

Teeth first evolved as sensory organs, not for chewing, according to a new analysis of animal fossils. The first tooth-like structures seem to have been sensitive nodules on the skin of early fish ...