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"[...] you haven’t been to Trondheim, Norway. The town still lives like their ancient ancestors before them[...]"

I have been to Trondheim, and while it was some years ago, it was a modern city at the time. I don't recall making my shoes or anything.

"[...] all lead by Chief Viking Ingrid Galadriel Aune Nilsen." That's gonna be news to the residents, who probably thought that Trondheim's mayor, who Google tells me is Rita Ottervik, led the city.

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If you're going make a video about the weird ways animals communicate, but neglect to mention herring farts, well, that's a missed opportunity.

http://news.nationalgeographic.com/news/2003/11/1110_031110_herringfarts.html (TL;DR - Herring fart as a way of communicating.)

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I've upvoted, but this is a terrible explanation of why owl wings are silent. Owl wings move tremendous amounts of air: the idea that they glide to stay silent is hogwash. Owls wings and feathers have some incredible adaptations to reduce noisy air turbulence - there's a better explanation here: http://www.asknature.org/strategy/938e8c4d8e2bf786fa5c9922d181273e

The Bald Eagle call has always been a pet peeve of mine. So I'm a little peeved that he still didn't manage to play a Bald Eagle call - at least not a "normal" northwest bald eagle call. Seriously, what the heck was that? Regular bald eagles: http://www.allaboutbirds.org/guide/bald_eagle/sounds