Stuff | Interesting Facts & Videos on Instagram: "A tiger’s roar isn’t just loud — it’s built for dominance. Reaching up to 114 decibels, the deep, low-frequency sound can travel for miles through dense forest and is felt as much as it’s heard. That vibration isn’t accidental. It’s meant to warn rivals, mark territory, and trigger an instinctive fear response in anything nearby. It’s not just a sound — it’s a biological warning perfected by evolution. Follow @showingyoustuff for more incredible