Extreme Base Jumping in Wingsuits Extreme Base Jumping in Wingsuits Some hardcore guys base jumping in wingsuits (also known as squirrel suits or birdman suits). From: comage Views: 952357 1674 ratings Time: 02:26 More in Sports published_at Sun Oct 14 14:40:07 UTC 2007 keywords: extreme, jumping, birdman, wingsuit, sports, suit, squirrel, base duration: 00:02:26