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Search results for vertebrate

Evolution Aug 22, 2025

'Striking sail' may have helped dinosaurs find mates, new fossil suggests

A new dinosaur with a dramatic sail along its back and tail has been identified from fossils found on the Isle of Wight in England—and it may have evolved its eye-catching look to impress potential mates.

Plants & Animals Aug 21, 2025

Lead-resistant lizards in New Orleans could hold clues to combating lead poisoning

New research from Tulane University found that brown anole lizards in New Orleans carry the highest blood-lead levels ever recorded in a vertebrate—amounts that would be lethal to most other animals—yet they appear unaffected.

Plants & Animals Aug 20, 2025

Insect conservation stalled by absence of risk assessments

Invertebrates, including insects, are poorly represented on the International Union for Conservation of Nature's (IUCN) Red List. The Red List, the world's most comprehensive information source on global conservation status, ...

Evolution Aug 20, 2025

Most known species evolved during 'explosions' of diversity, shows first analysis across 'tree of life'

The British evolutionary biologist JBS Haldane is said to have quipped that any divine being evidently had "an ordinate fondness for beetles." This "bon mot" conveyed an important truth: the "tree of life"—the family tree ...

Evolution Aug 19, 2025

Fish tracks show earliest adaptations for moving on land

The Polish Geological Institute-National Research Institute reports a Lower Devonian (419 to 393 million years ago) fossilized trackway in the Holy Cross Mountains, Poland, attributed to dipnoan fish. Their analysis finds ...

Archaeology Aug 19, 2025

Prehistoric female miners identified using multidisciplinary approach

Almost three decades ago, the chert mining area in Krumlov Forest was discovered. Since then, much has been written about the mining activity that took place here. While chert mining occurred here from as early as the beginning ...

Agriculture Aug 19, 2025

Preventing an hour of intense pain in chickens costs less than a hundredth of a cent, say researchers

A new Commentary published today in Nature Food evaluates the impacts of the European Chicken Commitment (ECC), an initiative calling on food companies to adopt slower-growing breeds and higher welfare standards. While concerns ...

Plants & Animals Aug 18, 2025

Double dragons help explain sex determination of reptiles

Two different studies published in GigaScience present the near-complete reference genomes of the central bearded dragon (Pogona vitticeps), a widely distributed species of dragon lizard common in central eastern Australia ...

Paleontology & Fossils Aug 17, 2025

Triassic freshwater deposits at Petrified Forest preserve diverse tanystropheids

Researchers report three distinct tanystropheid taxa from the upper Blue Mesa Member of the Chinle Formation in the Petrified Forest National Park in Arizona, including a new genus and species, Akidostropheus oligos, with ...

Paleontology & Fossils Aug 15, 2025

Fossil find in Syria: Unknown sea turtle discovered

Near the Syrian city of Afrin, an international research team, including researchers from the Senckenberg Center for Human Evolution and Paleoenvironment at the University of Tübingen, has discovered a previously unknown ...

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