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ScienceDaily: Fossils & Ruins News |
| Early modern human from Southeast Asia adapted to a rainforest environment Posted: 14 Oct 2021 11:19 AM PDT Although there has been evidence of our species living in rainforest regions in Southeast Asia from at least 70,000 years ago, the poor preservation of organic material in these regions limits how much we know about their diet and ecological adaptations to these habitats. An international team of scientists has now applied a new method to investigate the diet of fossil humans: the analysis of stable zinc isotopes from tooth enamel. This method proves particularly helpful to learn whether prehistoric humans and animals were primarily eating meat or plants. |
| Mammals on the menu: Snake dietary diversity exploded after mass extinction 66 million years ago Posted: 14 Oct 2021 11:19 AM PDT Modern snakes evolved from ancestors that lived side by side with the dinosaurs and that likely fed mainly on insects and lizards. |
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