Fish
Scientists Solve a 'Murder Mystery' After a Pregnant, Tagged Shark Got Eaten
It's rare for apex predators to become prey, but researchers suggest they've documented the first known case of a porbeagle shark getting consumed by another animal
Five-Foot-Long Ocean Sunfish Washes Ashore in Oregon, a 'Relatively Small' Size for Its Species
It's the second sunfish to be found dead on the beach in a small region of northwestern Oregon this summer, following the discovery of an even rarer hoodwinker sunfish
Rare 'Doomsday' Oarfish Surfaces in California, Just the 20th Discovered in the State Since 1901
Kayakers spotted and hauled ashore the 12-foot-long oarfish, a deep-sea species known for its connection to earthquakes in Japanese folklore
The World's Largest Animal Genome Belongs to an Odd, Air-Breathing Fish
Scientists sequenced the 91 billion base pairs in the South American lungfish’s genome, setting a record and revealing insights into vertebrate evolution
Archaeologists Stumble Upon a 2,000-Year-Old Dolphin Mosaic in England
The Roman-era artwork was likely preserved thanks to a remodeling project in the third or fourth century C.E.
This Innovative Device Allows South American Paleontologists to Share Fossils With the World
PaleoScan offers scientists at far-flung institutions a less expensive way to digitize their collections and preserve at-risk specimens of fish, turtles, pterosaurs and more
Swimming in Schools May Help Fish Save Energy in Turbulent Waters
A new study suggests schooling fish use up to 79 percent less energy in rough conditions than fish that swim alone
Thirteen Sharks Test Positive for Cocaine Off the Coast of Brazil
All of the wild Brazilian sharpnose sharks tested in a new study had the drug in their bodies, but many questions remain about cocaine's effects on aquatic creatures—and the humans who eat them
When Do Stingrays Strike?
A California researcher and his team simulate stepping on round rays to learn more about their behavior
See the Rare, 2,000-Pound Hoodwinker Sunfish That Washed Ashore in Oregon
The species was only described in 2017 after "hiding in plain sight" for nearly three centuries
A Poisonous Diet Gives These Animals Their Own Toxic Defense
From monarchs to sea slugs, various creatures consume chemicals that keep predators at bay
These Innovative Landers Will Examine Coral Reefs in the Gulf of Mexico
Scientists plan to use what they learn to help restore communities harmed by the Deepwater Horizon oil spill
'Pregnant Virgin' Stingray Won't Give Birth After All—Here's Why
Charlotte, a female round stingray in North Carolina who has gathered a legion of online fans, is no longer pregnant due to a "rare reproductive disease"
Bizarre Sex Helped Anglerfish Diversify and Dominate the Deep Sea, Study Suggests
Some of these fish perform obligate parasitism, in which males attach to—and then fuse bodies with—the much-larger females
Between Dives, Orcas Take Only a Single Breath
A new study finds the black-and-white marine mammals tend to make shorter, shallower dives compared to humpback and blue whales, making orcas the "sprinters" of the ocean
Eerie Lampreys Hint at the Origins of Our 'Fight-or-Flight' Response and Sympathetic Nervous System
The jawless, parasitic fish largely haven't changed over the last 340 million years, but they might be better sources for studying our own evolution than thought, a recent study suggests
Beachcombers Discover Rare, Deep-Sea Anglerfish Washed Up on Oregon Coast
Most humans will never see a Pacific footballfish, as the creatures live at depths of 2,000 to 3,300 feet below the ocean's surface
Roman-Era Ship Was Carrying Jugs Full of Fish Sauce When It Sank 1,700 Years Ago
Discovered in the summer of 2019, the Ses Fontanelles wreck likely ran aground sometime during the fourth century
Move Over, Cicadas: These Living Things ‘Go Dark’ For a Long Time, Too
From frogs to orchids, many organisms go dormant or move underground for lengthy stints
These Massive, Extinct Salmon Had Spiky Teeth Like a Warthog's Tusks
For decades, scientists thought the teeth pointed downward, similar to those of a saber-toothed cat, but now they believe the fish's chompers jutted out sideways
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