Watch Online Free on Watchseries. The World's Biggest and Baddest Bugs, follows host Ruud Kleinpaste, as he embarks on an entomological odyssey around the globe in search of the ultimate biggest and "baddest" creepy crawlies. The World's Biggest and Baddest Bugs will then profile the "stars" of the show, with Ruud explaining in his audience-friendly style exactly what makes them so amazing.