Fossil tree resins open a window into the deep past as their organic compounds, termed biomarkers, can be used to identify the botanical provenance of these ancient trees, as well as the paleoenvironmental conditions in which they grew. Amber, one such resin, is a prized gemstone, but can also preserve plants and insects living on the tree at the time of resin exudation in immaculate detail.
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Retinosaurus hkamtiensis prior to being trapped in tree resin 110 mya
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古生物新闻(2023年6月5日-6月18日) - 知乎
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Scientists in Greece Find 20-Million-Year-Old Tree
Solving a Paleontological Puzzle: Why Do We Find So Much Amber in Cretaceous Rocks?
Articles — Friends of Silver Falls
古生物新闻(2023年6月5日-6月18日) - 知乎
Tree News Archives - Urban Forest Dweller
Opinion What the World Will Lose if Ancient Trees Die Out - The New York Times