8,298 results
8,298 results for: Fish
- 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.
- Ecosystems
Like flyways for birds, we need to map swimways for fish
Mapping fish migration routes and identifying threats is crucial to protecting freshwater species and their habitats, ecologists argue.
- Animals
Some killer whales hunt in pairs to maximize their bounty
Drone footage from Norway shows killer whales using a highly coordinated and cooperative hunting technique to catch herring.
- Health & Medicine
‘Butt breathing’ could help people who can’t get oxygen the regular way
Takanori Takebe’s strange investigation into whether humans can use the gut for breathing has surprisingly sentimental origins: helping his dad.
- Animals
How fish biologists discovered birds of paradise have fluorescent feathers
A survey of museum specimens reveals that more than a dozen species of the birds sport biofluorescence in feathers, skin or even inside their throats.
- Health & Medicine
Peptides are unproven as health aids. FDA may unleash them anyway
Rather than reining in the compounds, the FDA may be poised to broaden access, perhapas even adding peptides to supplements. Experts say “buyer beware.”
- Animals
The mystery of melting sea stars may finally be solved
A bacterium called Vibrio pectenicida may be melting sea stars along North America’s Pacific coast.
- Materials Science
Scientists re-create a legendary golden fabric from clam waste
Sea silk, once spun from endangered clams, may make a comeback — thanks to discarded fibers from a farmed species. The find could sustainably revive a fading art.
- 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.
- Health & Medicine
You’re probably eating enough protein, but maybe not the right mix
Protein is having a moment. But even if most people are eating enough protein, studies suggest they may not be eating the right mix.
- 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
Compare shark sizes on our infographic
As Jaws celebrates its 50th anniversary, Science News explores the vast range of shark sizes, from megaladon to the dwarf lanternshark.
