These cameras capture footage of a tigress and her four cubs, filmed close up and at ease in a way that has never been seen before.

A special infrared underwater rig has also been set up to capture footage of migrating trout, along with crayfish, lamprey and otters.

Yet drone owners may be flying in flight paths specifically to capture footage of planes in the air.

Instead, they used hidden cameras, hoping to capture footage revealing unexpected places that tax dollars are going.

The video capture footage was then processed into a computer, and the background was removed from selected frames to create sprites.