Fish

A "four-legged fossil fish" predating dinosaurs has been recently rediscovered by groups hunting sharks with deep-sea nets.

The ring is thought to have become lodged around the body of the fish when the creature was seeking food from the ocean floor.

A beachgoer stumbled across the rare find in the sands of Newport Beach in Orange County during a morning stroll.

"This act is illegal on a number of accounts," non-profit organization White Shark Conservation Trust said.

A man spent nine hours reeling in a massive 876-pound bluefin tuna fish that smashed local fishing records.

The white sturgeon is North America's largest fish, with the biggest ever recorded weighing 1,500 pounds.

Biologists caught the century-old fish from the Detroit River in their annual survey of the species.

The measure is meant to protect the state's livestock.

Jennifer Taylor told Newsweek her partner found the stone-like fish that is equipped with 13 needle-like spines capable of secreting potentially deadly venom.

The giant Mbu pufferfish is called Murphy, and at almost two feet long is the mascot of the Aquarium Co-op store in Washington.

Keeping an animal can be costly and time-consuming, but some are easier than others to look after.

Worried about the cost of food, vet bills, grooming and the ongoing expense of care. Worry not; this list can help you choose a pet.

The fish is only found in the waters of Costa Rica's Cocos Island.

The picture shows a fin just outside a fence in a man's backyard, but some people think it may just be a hoax.

A Pennsylvania man was indicted after allegedly illegally importing a species of fish that "can move across land" with the potential to "wipe out the native species that inhabit freshwaters of the United States."

Officials said the shark responsible for the attack was a six-foot-long oceanic whitetip.

The new "20/20" special chronicles Paige Winter's recovery after being attacked by a shark in 2019. It follows her through receiving a prosthetic leg, as well as important high school milestones.

The clip shows the man riding on the back of a whale shark, which is an endangered species.

The Ocean State loves the dish so much that they declared calamari Rhode Island's official appetizer.

The bite was the second most powerful of any animal on Earth.

The parasite is a type of isopod—an ancient order of crustaceans that includes woodlice and their relatives.

The experiment was conducted by former NASA engineer and YouTuber Mark Rober.

Ocean sunfish are the heaviest bony fish in the world, weighing as much as 5,100 pounds.

Scientists say an artificial replica of the skin could have a huge range of applications, including in developing telescopes and camouflage.

The animal commonly known as the world's ugliest has gotten a bad rap as a consequence of its deep sea environment.

The clip—which was filmed over Father's Day weekend at Cape Henlopen State Park Beach—needs to be seen to be believed.

Mercury is a potent neurotoxin that can lead to neurological damage.

Whale sharks are the largest fish in the oceans, growing to around 30 feet in length on average.

Researchers say the journey could reveal a new white shark nursery.

The shark was tagged by marine research non-profit OCEARCH in the waters off Cape Breton, Nova Scotia, Canada.