Megabat
Another  explanation is that fruit bats could be an intermediate host because of  the uncertainty that fruit bats are the index case for Ebola. It is  also important to note that certain species of fruit bats in Africa are  immune to the Ebola virus and that their DNA or RNA  are similar to the Zaire Ebola virus. This could explain the spread to  humans since people in that region tend to eat fruit bats.