Do you wish to make a point about this video? Bear in mind nobody will watch a 45min video without a very good reason.
On public discussion websites, it is customary to provide a summary or an abstract of material you cite. Please write a paragraph telling us what you learned from this video. There's no point in telling us to watch it when you have already seen it!
It seems to be a well produced Discovery documentary. Nothing remarkable in the first five minutes. A good introduction for persons unfamiliar with the subject.
Also, ESPECIALLY if it is a long, mixed topic video, WHERE TO START LOOKING!!! (Sorry for the shout, but I just waded thru a 30 minute video to find a short segment that started at the 18.5 minute mark. TOTALLY PMO!
Sorry I didn't notice this earlier, but the screen name on the OP looks very much like it was computer generated. NGH-whatever is probably a spammer trying to get an audience for a program supported by advertising.