If you watch the 2023 World Athletics Championships, you’ll see non-stop displays of speed, endurance, power and agility. You might also notice athletes doing things that cause you to scratch your head more than drop your jaw. Like pros in most sports, track and field athletes have their quirky competition routines. Here’s the inside scoop on five that will be on display in Budapest. Heads up: Once you spot them, you can’t unsee them.