Everyone wants to live the boombox scene from Say Anything, where a young John Cusack serenades his love to the strains of Peter Gabriel. When the film came out in 1989, a million hearts gained their latest teen god. But you know what&rsquos louder, and statistically more effective in the wild The mating call of the white bellbird (Procnias albus), a bright neotropical species from the Amazon that shrieks for potential mates at a startling 125 decibels. For reference, the human pain threshold is 85 decibels.