8,265 results
8,265 results for: Fish
- Animals
The mysterious, extinct ‘Fuegian dog’ was actually a semi-tame fox
Historic European accounts long described the canids as domesticated dogs. A new study suggests that’s probably not true.
- Animals
This desert beetle runs to cool off
After a sprint, the temperature of the beetle Onymacris plana drops. Efficient running, a body built for cooling and a little bit of lift all help.
- Archaeology
Ancient Central Americans built a massive fish-trapping system
Earthen channels directed fish into ponds that formed seasonally, providing a dietary bounty for Maya civilizations starting around 4,000 years ago.
- Paleontology
These ancient bumblebees were found with their pollen source
Insects have long pollinated plants, but evidence of ancient pairing is rare. Fossils now show bees and linden trees goes back 24 million years.
- Neuroscience
Some healthy fish have bacteria in their brains
Animals including mammals usually protect their brains from infiltrating microbes that can cause disease. But some fish seem to do just fine.
- 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.
