(YouTube link) I dare you to not laugh. This is a clip from the PBS series NATURE, the episode entitled "Andes: The Dragon's Back." -via Ursi’s Blog
haha I actually saw this ep on PBS and started cracking up when I saw this. I actually youtubed it immediately and was surprised and delighted to find this there!
http://www.youtube.com/watch?v=9BmkAh_1SmQ
Definitely started laughing at 0:47 when they showed the group moving...haha!