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Tag: "microfossils" at biology news

Microfossils unravel climate history of tropical Africa

...iver. This core contained eroded land material and microfossils from marine algae. The results show that the land environment of tropical Africa was cooled more than the adjacent Atlantic Ocean during the last ice-age. This large temperature difference between land and ocean surface resulted in drier conditions c...

Oldest animal fossils may have been bacteria

... The discovery "complicates our understanding of microfossils thought to be the oldest animals," said lead autho...an alternative interpretation of the most abundant microfossils in the Doushantuo Formation," he added. "The structures that we discuss were the first Doushantuo fo...

'Fruit fly dating game' provides clues to our reproductive prowess

...rs before the mass extinction. Small marine animal microfossils were left virtually unscathed, says Keller. "In all these localities we can analyze the marine microfossils in the sediments directly above and below the Chicxulub impact layer and cannot find any significant...

Far more than a meteor killed dinos

...rs before the mass extinction. Small marine animal microfossils were left virtually unscathed, says Keller. "In all these localities we can analyze the marine microfossils in the sediments directly above and below the Chicxulub impact layer and cannot find any significant...

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