document: 5 November 2015 Last updated at 17:26 GMT
  It is a staggering number, and represents double the figure reported in April.
  What is more it appears to dwarf the billion views YouTube clocks up daily, although it is not a true like-for-like comparison.
  Facebook's aggressive push into video will surely delight advertisers who can promote their products alongside popular clips.
  But YouTube star Tom Ridgewell - who has nearly four million followers on YouTube - told the BBC he was not convinced that Facebook was a big threat to Google's service.
summary: More than eight billion videos are now viewed on Facebook every day, according to the social network.