Extraordinary footage as one of the Expedition Borneo members climbs the summit in the hope of finding rare plant species. A clip best to avoid if you suffer from vertigo! Visit http://www.bbcearth.com for all the latest animal news and wildlife videos and watch more high quality videos on the new BBC Earth YouTube channel here: http://www.youtube.com/bbcearth This is a commercial channel from BBC Studios. Service & Feedback https://www.bbcstudios.com/contact/contact-us/