60,000-year-old poison arrows from South Africa are the oldest poison weapons ever discovered
[ 19659002]A closeup of the 5 arrowheads from Umhlatuzana rock shelter with 2 plant contaminants.(Scale=5 mm ). The inset reveals all 10 historical artifacts examined. ( Image credit: Isaksson et…
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Paralvinella hessleri: The yellow worm that lives in acid and fights poison with poison
The wormParalvinella hessleri has an intense yellow color from keeping arsenic in its skin cells, where the contaminant responds with sulfide from vent fluids to form orpiment– a orange/yellow pigment….
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