糖心视频

Search results for vertebrate

Plants & Animals Nov 5, 2025

Island reptiles face extinction before they are even studied, warns global review

A new study led by the University of Oxford has revealed that reptiles confined to islands are facing a double jeopardy. Despite being more likely to go extinct than mainland species, they remain largely ignored by researchers ...

Evolution Nov 5, 2025

The basic mechanisms of visual attention emerged over 500 million years ago, study suggests

The brain does not need its sophisticated cortex to interpret the visual world. A new study published in PLOS Biology demonstrates that a much older structure, the superior colliculus, contains the necessary circuitry to ...

Plants & Animals Nov 5, 2025

Researchers discover an 'all-body brain' in sea urchins

An international team of researchers, including scientists from the Museum f眉r Naturkunde Berlin, has uncovered a surprisingly complex nervous system in sea urchins. The animals appear to possess an "all-body brain" whose ...

Plants & Animals Nov 3, 2025

Large brains require warm bodies and big offspring in vertebrates, study finds

Vertebrates have extremely different brain sizes: even with the same body size, brain size can vary a hundredfold. As a rule, mammals and birds have the largest brains in relation to their body size, followed by sharks and ...

Paleontology & Fossils Nov 2, 2025

Young T. rex or a new dinosaur? New bones add to the debate

Scientists have long puzzled over the origins of a mysterious dinosaur excavated in the 1940s: Was it a young T. rex or another type of dinosaur?

Ecology Nov 1, 2025

Spiders inspire biologists to create artificial webs to capture airborne DNA for biodiversity monitoring

The global crisis of diminishing biological diversity is challenging our current ability to monitor changes in ecosystems.

Plants & Animals Oct 31, 2025

Assessing the threat status of Vietnam's bird species

A new study published in the journal Nature Conservation assesses the threat status of bird species from Vietnam, underscoring the country's critical conservation needs.

Plants & Animals Oct 31, 2025

Tiny bat uses a lion-like strategy to save energy and capture large prey with surprising success

A new international study led by researchers from Aarhus University and the Smithsonian Tropical Research Institute (STRI) reveals that small bats can be just as efficient predators as lions鈥攁nd often more successful.

Environment Oct 30, 2025

Tool reveals how your dinner affects risk of 30,875 species land-dwelling animals going extinct

University of Cambridge researchers have developed a new way to measure the impact of our food production on other species' survival around the world.

Paleontology & Fossils Oct 30, 2025

Nanotyrannus confirmed: Dueling dinosaurs fossil rewrites the story of T. rex

What if everything we know about T. rex growth is wrong? A complete tyrannosaur skeleton has just ended one of paleontology's longest-running debates鈥攚hether Nanotyrannus is a distinct species, or just a teenage version ...

page 2 from 40