SUBSCRIBE to Barcroft Animals: http://bit.ly/2ceCJY0 THE world’s biggest pitbull has struck up a bizarre friendship with a tiny chihuahua more than thirty times smaller than him. World-famous Hulk, who shot to fame last year in a viral video, weighs in at 181lb while tiny Mami weighs just five pounds. But the difference in size and power hasn’t stopped them becoming firm friends who spend all day together at their home in New Hampshire, USA. Videographer / director: Ruaridh Connellan Producer: John Balson, Nick Johnson Editor: Joshua Douglas Barcroft TV: https://www.youtube.com/user/barcroftmedia/featured Barcroft Animals: https://www.youtube.com/barcroftanimals/featured Barcroft Cars: https://www.youtube.com/user/BarcroftCars/featured Bear Grylls Adventure: https://www.youtube.com/channel/UCzcUNwS7mypzPhW4gsjO7og/featured For more of the amazing side of life: For the full story, visit ANIMALS.BARCROFT.TV: http://animals.barcroft.tv/ Like @BarcroftAnimals on Facebook: https://www.facebook.com/BarcroftAnimals/ Follow @BarcroftAnimals on Twitter: https://twitter.com/BarcroftAnimals Check out more videos: https://www.youtube.com/barcroftanimals/videos