Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
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It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
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Cockroaches can live for 9 days after their head has been cut off.
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