[ad_1] Brain tissue is inherently soft. Unlike bones, valves or teeth, it is high in fat and rots quickly, so it rarely appears in the fossil record. So when Russell Bicknell, a …
Read More »[ad_1] Brain tissue is inherently soft. Unlike bones, valves or teeth, it is high in fat and rots quickly, so it rarely appears in the fossil record. So when Russell Bicknell, a …
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