Porcupines hiss, chatter their teeth and stamp their feet as warnings before ever raising their quills, and short recordings of that defensive hiss circulate widely as stock animal audio. Because the sound is so brief and raspy, editors on short-form platforms reach for it as a quick audio cue for prickliness or a bad mood. It sits naturally alongside other small-animal warning noises in meme edits, pet compilations and nature-themed videos, where a half-second of attitude says more than a caption.