Pigs are definitely susceptible to Ebola Zaire and in pigs, there is a respiratory factor. Having pigs wandering amongst Ebola-infected humans is not a good idea.
The image is around 0:0:43 in this BBC video. I made a copy and have saved the image for later use if needed.
You'd think one of the first things done would be to remove animals from the vicinity of the ETU.
Maybe it isn't just "Bushmeat" (Hmmmm... maybe I'll pass on the barbecue and have the fish instead...)
Well, here, in town, the pigs don't run wild, but imagine Ebola getting out into the farthest rural areas where there is a significant feral pig population...Pigs and dogs will both eat human corpses...
Now, the question of whether dogs can pass the virus on to humans or other animals which can needs to be answered.