An Arduino Mini is the brains of the operation, paired with an XY-V17B sound module which plays the required animal wailings. There’s also a 433 MHz radio module that lets the prankster trigger ...

Everything is driven by an Arduino Pro Mini. The lights are APA106 LEDs; a 4-pin through-hole package version of the WS2812 pixels. You could easily substitute these for the surface mount ...

This means that while Raspberry Pi can function as a fully-fledged mini-computer capable of running multiple apps at once, while Arduino can only handle limited input and output controls.