8,278 results
8,278 results for: Fish
- Environment
Spiders enlisted as pollution sensors for rivers
Hunting arachnids provide a better picture of chemical threats to food web.
- Archaeology
Feedback
Readers ask questions about a study on sweeteners, how scientists recognize primitive tools and the purpose of a dinosaur's sail.
- Climate
Melting ice forces walrus detour
Warming temperatures and shrinking summer ice cover have forced the animals to seek solid ground during feeding season.
- Animals
Camouflaged fish found hiding in plain sight
Rockpool gobies change color depending on their background.
- Paleontology
Mystery fossils belonged to giant ostrichlike dinosaur
Two recently found skeletons reveal that Deinocheirus, first discovered 50 years ago, was the largest-known dinosaur of its kind.
- Animals
Hearing awful or great singing changes birds’ choice
A male bird’s serenade inspires reactions that depend on the quality of songs a female has been listening to.
- Animals
Invasive rabbitfish team up to raze algal forests
Tropical rabbitfish have expanded into temperate Mediterranean waters, where they destroy algae forests by gobbling both young and adult algae.
- Animals
Baby fish are noisier than expected
Gray snapper larvae may be able to communicate in open water using tiny knocks and growls.
- Animals
Blind cavefish got no (circadian) rhythm
Eyeless Mexican cavefish have lost their circadian rhythm and become more efficient in the dark, a new study finds.
- Animals
Lacking ice, huge walrus herd congregates on Alaska shore
A large group of walruses has hauled out on the beach near Point Lay, Alaska. The animals have been forced onto shore due to a lack of sea ice in the region.
- Animals
Sneaky little giraffe weevils beat big rivals
A little stealth gives smaller giraffe weevil males a leg up when competing with big ones for mates.
- Ecosystems
‘Where Do Camels Belong?’ explores invasive species
Ecologist Ken Thompson takes a closer look at the impacts (or lack thereof) of invasive species.
