Entre prouesse biotechnologique et storytelling de luxe, un sac à main présenté comme fabriqué en « cuir de T. rex » vient de faire son apparition sur le marché des enchères parisiennes. Affiché à plusieurs centaines de milliers d’euros, l’objet invoque la paléontologie et des fragments de...

The extinct Eurasian cave lion (Panthera spelaea) and today’s African and Asian lions (Panthera leo) belong to separate evolutionary lineages that diverged roughly 1.7 million years ago -- far earlier than previously thought, according to an analysis of 12 cave lion genomes spanning more than 100,000 years.

The post Study: Cave Lions were Distinct Species that Occasionally Bred with Ancestors of Today’s Lions appeared first on Sci.News: Breaking Science News.

In new research, scientists sequenced and analyzed chromosome-level genomes of the Linnaeus’s two-toed sloth (Choloepus didactylus) and the southern anteater (Tamandua tetradactyla).

The post Secret to Sloths’ Slow Life May Lie in Ancient ‘Jumping Genes’ appeared first on Sci.News: Breaking Science News.

Euplotes gigatrox, a new species of ciliate collected from a seawater filtration system on the Caribbean Island of Curaçao, can transform into a cannibalistic ‘supergiant,’ raising new questions about the complexity of life at the microscopic scale.

The post When Food Runs Short, This Single-Celled Organism Turns into Giant Cannibal to Survive appeared first on Sci.News: Breaking Science News.