1.   But the new deaths raised the possibility Ebola was still spreading in the densely forested region, inhabited by Pygmy and other hunter tribes, Mongo said.

2.   It is covered by vast forests with tiny villages inhabited by Pygmies and other hunter tribes.

3.   Ogooue Ivindo, a jungle area inhabited by pygmies and hunter tribes, is one of the most thinly populated regions in Gabon.

4.   The affected region is some of the most thinly populated territory in the two countries, with tiny villages of hunter tribes surrounded by dense forest.

5.   The outbreak struck in a remote area peopled by Pygmies and other hunter tribes.