8,260 results
8,260 results for: Fish
- Climate
Antarctic krill eject more food when it’s contaminated with plastic
Antarctic krill don’t just sequester carbon in their poop; they also make carbon-rich pellets out of leftovers. But microplastics may throw a wrench in the works.
- Animals
Fever’s link with a key kind of immunity is surprisingly ancient
When sick, Nile tilapia seek warmer water. That behavioral fever triggers a specialized immune response, hinting the connection evolved long ago.
- Animals
Videos capture orcas’ tricks for taking down the largest fish on Earth
Citizen science videos document for the first time how orcas coordinate an attack against whale sharks.
- Animals
U.S. seal populations have rebounded — and so have their conflicts with humans
Alix Morris’s new book, A Year with the Seals, explores humans’ complicated relationship with these controversial marine mammals.
- Animals
This bird’s eye view of a shark hunt won a photo contest
A snapshot of blacktip reef sharks hunting hardyhead silverside fish won the 2024 Royal Society Publishing Photography Competition.
- Animals
Is that shark ticking? In a first, a shark is recorded making noise
The ocean can be a symphony of fish grunts, hums and growls. Now add tooth-clacking sharks to the score.
- Archaeology
A digital exam reels in engraved scenes of Stone Age net fishing
Nearly 16,000-year-old portrayals of fish surrounded by nets had evaded detection until a new technique took magnification to a new level.
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- Animals
Hammerhead sharks’ diets may affect if they roam or stay home
Understanding hammerhead sharks’ food preferences could aid efforts to protect the critically endangered fish.
- Animals
This ‘ghost shark’ has teeth on its forehead
Spotted ratfish, or “ghost sharks,” have forehead teeth that help them grasp onto mates. It’s the first time teeth have been found outside of a mouth.
- Animals
Octopus arms are adaptable but some are favored for particular jobs
Octopuses are ambidextrous, a new study finds, but they favor their front arms for investigating surroundings and their back arms for locomotion.
- Paleontology
An ancient reptile’s fossilized skin reveals how it swam like a seal
A reptile fossil is the first of its kind with skin and partially webbed feet, possibly showing how later species like plesiosaurs adapted to water.
