In Mozambique's Gorongosa National Park, elephants are in crisis: Years of war and ivory poaching have left them frightened and hostile towards humans.

In a new National Geographic Television film, the world foremost elephant researcher Dr. Joyce Poole and her brother, cameraman Bob Poole, work to gain their trust.

The trailer of Healing Africa’s Elephants is now available on VIMEO and YouTube (<--------- to watch it please click on the links )