Human migration from Africa to Europe more than 30,000 years ago appears to have left its mark on the genes of Europeans today. The DNA of European-Americans appears to carry proportionately more harmful genetic changes than that of African-Americans, because they emerged from a smaller and less diverse population. [Telegraph]
The vivid colours of coral reef fishes represent a ‘language’ that dates back at least 50 million years but is still baffling to humans in many respects, a leading fish expert concedes today. [Telegraph]
The way that a harmless butterfly passes itself off as a toxic species to ward off predators has been found, after more than half a century of effort. [Telegraph]
Giant sea creatures, including sea spiders the size of dinner plates and jellyfish with six-metre long tentacles, have been found by Australian scientists in the deep waters around Antarctica. [Guardian]
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