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Latest Pelycosaurs Stories

Dimetrodon rendering
2014-09-05 05:17:41

Chuck Bednar for redOrbit.com - Your Universe Online Originally believed to have occurred around the same time that mammals evolved some 200 million years ago, researchers from the Field Museum of Natural History in Chicago now report that the transition to nocturnal behavior actually occurred more than 100 million years earlier. Previous theories regarding nocturnal behavior were based on the large brains of mammals, which allow them to better process information from senses such as...

Eocasea martini
2014-04-17 08:58:57

Brett Smith for redOrbit.com - Your Universe Online The fossil of a newly-discovered species called Eocasea martini is being described as a sort of missing link in the transition from carnivorous to herbivorous behavior in land animals. According to a report in the open access journal PLOS ONE, the fossil could eventually serve as evidence that caseids, the largest land animals around 300 million years ago, slowly evolved from being carnivores to subsisting on a diet solely of plants....

Steak-Knife Teeth First Appeared In Land Animals 300M Years Ago
2014-02-07 12:27:27

Lee Rannals for redOrbit.com - Your Universe Online A carnivorous dinosaur that roamed the Earth nearly 300 million years ago was the first terrestrial vertebrate to develop “steak-knife” teeth. The Dimetrodon was a dinosaur that walked on land between 298 million and 272 million years ago, and the latest study, published in Nature Communications, shows the ancient reptile wasn’t afraid to bite off more than it could chew. Researchers found that Dimetrodon was the first...


Word of the Day
omadhaun
  • A fool; a simpleton: a term of abuse common in Ireland and to a less extent in the Gaelic-speaking parts of Scotland.
This word is partly Irish in origin.