Animal source of Ebola outbreak eludes scientists
Researchers try to pin down whether bats or bush meat passed virus to people in West Africa
![A fruit bat](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/08/ts_ebolabat_feat_free.jpg?fit=860%2C460&ssl=1)
CARRIED AWAY Straw-colored fruit bats, Eidolon helvum (shown), and other bat species may have carried Ebola virus from Central Africa to West Africa, where the virus is now causing the largest-ever epidemic of the disease.
Fritz Geller-Grimm/Wikimedia Commons (CC BY-SA 2.5)