Link (Thanks, Marilyn!)
He fixed webcams to four elephants. One carried a "trunk-cam" - a device resembling a huge log concealing a camera which could be held in its trunk and dangled close to the ground.
Another had a "tusk-cam" hooked over its tusk. The elephants moved so steadily that the images are pin-sharp. Other log-cams were left on the forest floor.
The high-definition cameras were created by inventor Geoff Bell for a documentary in the remote Pench National Park in Madhya Pradesh in the heart of India.