PARIS, Feb 1 — Remember that scene frommovie where Baloo, the friendly, easygoing bear, rubs up against a palm tree while singing? Well, it turns out that there’s a scientific explanation for this surprising bear behaviour.
But Agnieszka Sergiel and colleagues put forward a different theory in a study recently published in the. Brown bears could, apparently, adopt this behaviour to protect themselves from ticks. Indeed, many trees produce sap or resin with antifungal and antiparasitic properties. They then placed them one by one in the centre of a clear silicone tube, one end of which was covered by a water-soaked cloth and the other by filter paper onto which turpentine and beech tar had been poured.
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