Results Search for a joke by tag or submitter. Search: Search ID Setup Submitter Tags 29 Why don't ducks fly upside down? niko down duck quack upside 286 What does an upside down cow say? niko cow down moo upside woo 361 Why is the sky so unhappy? niko blues color down meteorology sad sky unhappy upset weather 595 What do you call a wild dog who teaches slang? niko dog down upside under wild lingo dingo slang australian aussie outback 613 Why can't Mexicans cross the border in groups of three? niko america cross latino mexican south three trespassing groups border immigrant immigrate mexico latinx latina 631 What should you do if you see a postman? niko around mail walk postman usps ups fedex circumambulate Page 1 of 1.