This colorized transmission electron micrograph shows some of the morphology displayed by the Ebola virus. The exact origin, locations and natural reservoir of Ebola virus remain unknown. Centers for Disease Control and Prevention photo by Cynthia Goldsmith This colorized transmission electron micrograph shows some of the morphology displayed by the Ebola virus. The exact origin, locations and natural reservoir of Ebola virus remain unknown. Centers for Disease Control and Prevention photo by Cynthia Goldsmith SHARE: Download: Full Size (4.57 MB) Credit: VIRIN: 341901-D-XBW40-486.jpg Photo Gallery