5903249ad57e6731118d124c055e18c90fe57fb2More than 22 million people live in parts of Africa where conditions exist for the Ebola virus to jump from animals to humans, a bigger area than previously thought, researchers said Monday. While the actual risk of animal-to-human or “zoonotic” transmission is low — with just 30 confirmed cases in history — the wide geographic spread boosts the potential for future human outbreaks, which always start with the virus crossing the species barrier, they said. The risk area covers countries as far north on the continent as Nigeria and as far south as Mozambique, the team of disease specialists wrote in the journal eLife. More