There are few sounds as panic-inducing as listening to a baby cry, even when that baby is a big jungle cat. The sound of a baby Tiger’scry has a very distinct pitch, often sounding more like a squeak.
A tiger's roar peaks at around 18 Hz, just below the threshold of human hearing, which begins at 20 Hz. That gap is not a flaw in the tiger's design. It is the design. Infrasound at 18 Hz does not ...