Early Mammals News
March 23, 2017

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More Early Mammals News
March 23, 2017

Jan. 12, 2017 — The ghosts of Ice Age mammals can teach valuable, real-world lessons about what happens to an ecosystem when its most distinct species go extinct, according to a new ... read more

Retroviruses 'Almost Half a Billion Years Old'

Jan. 10, 2017 — Retroviruses -- the family of viruses that includes HIV -- are almost half a billion years old, according to new research. That's several hundred million years older than previously thought and ... read more

Dec. 22, 2016 — A new study is the first to draw a link between RBC size and microscopic traces of blood vessels and bone cells inside bones. They found that extinct mammal and bird relatives had smaller RBCs and ... read more

Dec. 8, 2016 — An extinct mammal relative harbored a benign tumor made up of miniature, tooth-like structures, paleontologists report. The tumor, a compound odontoma, is common to mammals today. But this animal ... read more

Dec. 8, 2016 — A new study by paleontologists describes an early marsupial relative called Didelphodon vorax that lived alongside ferocious dinosaurs and had, pound-for-pound, the strongest bite force of any mammal ... read more

Nov. 30, 2016 — The origin of filter feeding in baleen whales -- the largest animal known to have ever existed -- is now better understood, thanks to research on 'Alfred' the 25- million-year-old ... read more

Nov. 21, 2016 — By charting the slopes and crags on animals’ teeth as if they were mountain ranges, scientists have created a powerful new way to learn about the diets of extinct animals from the fossil record. ... read more

Diaphragm Much Older Than Expected

Nov. 18, 2016 — Caseids are "mammal-like" reptiles that lived about 300-250 million years ago. They had a barrel-shaped trunk, but scientists have struggled to realize how these reptiles breathed. New ... read more

Nov. 15, 2016 — A team of geneticists demonstrated that the emergence of mammary glands in placental mammals and marsupials results from recycling certain 'architect' genes. The latter, known as Hox genes, ... read more

Nov. 9, 2016 — Using 3D-printed replicas of 200-million-year-old mammal teeth and polymers that mimic insect prey, scientists provide the first laboratory-tested evidence that the ability for teeth to damage prey ... read more

Nov. 4, 2016 — Herbivorous mammals have bigger bellies than their usually slim carnivorous counterparts, an international study based on 3D reconstructions of animal skeletons reveals for the first time. In ... read more

Neanderthals on Cold Steppes Also Ate Plants

Oct. 27, 2016 — Neanderthals in cold regions probably ate a lot more vegetable food than was previously thought, according to new research on ancient Neanderthal dental ... read more

Oct. 18, 2016 — Ancient DNA research has revealed that Ice Age cave artists recorded a previously unknown hybrid species of bison and cattle in great detail on cave walls more than 15,000 years ... read more

Sep. 29, 2016 — Humans occupied South America earlier than previously thought, according to the recent discovery of ancient artifacts found at an archeological site in ... read more

Sep. 19, 2016 — Scientists have unearthed an exceptionally well preserved fossil of a complete mammoth skull from an eroding stream bank on Santa Rosa Island within Channel Islands National ... read more

Sep. 15, 2016 — For more than 20 million years, the ups and downs of diversity in terrestrial large mammals were determined by primary production, i.e. net production of plant biomass. This pattern changed with the ... read more

New Book Details South America’s Surprising Prehistoric Mammals

Sep. 14, 2016 — South America was home to a host of unique animals during the 60-some million years the continent was isolated, during most of the Cenozic Period. Details and constructions of mammals ranging from ... read more

Aug. 30, 2016 — Researchers have recorded the only known example of prehistoric pollen caught in explosive mid-discharge from a fossil flower. The team describes this "freeze-frame" fossilized pollen ... read more

Aug. 23, 2016 — Scientists have studied the feeding habits of the extinct Cave Bear. Based on the isotope composition in the collagen of the bears' bones, they were able to show that the large mammals subsisted ... read more

Aug. 17, 2016 — Humans living in the pre-Hispanic Mexican city of Teotihuacan may have bred rabbits and hares for food, fur and bone tools, according to a new ... read more

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