8,270 results
8,270 results for: Fish
- Life
Sleeping glass frogs hide by storing most of their blood in their liver
Glass frogs snoozing among leaves blend in by hiding almost all their red blood cells in their liver until the tiny animals wake up.
- Oceans
Sharks face rising odds of extinction even as other big fish populations recover
Over the last 70 years, large ocean fishes like tuna and marlin have been recovering from overfishing. But sharks continue to decline toward extinction.
- Health & Medicine
Sleeping sickness is nearing elimination. An experimental drug could help
Clinical trials of acoziborole are under way in sub-Saharan Africa, where sleeping sickness is endemic.
- Climate
Rapid melting is eroding vulnerable cracks in Thwaites Glacier’s underbelly
Thwaites is melting slower than thought, but the worst of it is concentrated in underbelly cracks, threatening the Antarctica glacier’s stability.
- Earth
A massive cavern beneath a West Antarctic glacier is teeming with life
A subglacial river has carved out the cavern beneath the Kamb Ice Stream, a West Antarctic glacier, and may be supplying nutrients necessary for life.
- Paleontology
This dinosaur may have had a body like a duck’s
Natovenator polydontus may have been adapted for life in the water, challenging the popular idea that all dinos were landlubbers.
- Paleontology
Ancient fish fossils highlight the strangeness of our vertebrate ancestors
New fossils are revealing the earliest jawed vertebrates — a group that encompasses 99 percent of all living vertebrates on Earth, including humans.
- Animals
Video shows the first red fox known to fish for food
Big fish in shallow water are easy pickings for one fox — the first of its kind known to fish, a study finds.
- Environment
Heat waves in U.S. rivers are on the rise. Here’s why that’s a problem
In recent years, heat waves in U.S. rivers have gotten more frequent, causing trouble for fish, plants and water quality.
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- Animals
After eons of isolation, these desert fish flub social cues
Pahrump poolfish flunked a fear test, but maybe they’re scared of other things.
- Life
Video reveals that springtails are tiny acrobats
Poppy seed–sized cousins of insects, famed for wild escape leaping, right themselves in mid-falls faster than cats.
