Experts are investigating whether a mystery virus which has killed hundreds of elephants could "cross over into people". More than 280 elephants in Okavango Delta, in the southern African country of Botswana, have been confirmed to have died from the virus, although conservationists fear the actual death toll could be closer to 400.
Researchers have reported seeing elephants looking confused, wandering in circles and falling onto their faces before dying, Daily Express reports.
Wildlife experts believe an unknown pathogen - a novel elephant virus - could be behind the mass deaths. Poaching and anthrax have been ruled as possible causes and there has been no drought, another mass killer of elephants.
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