There are certain things our bodies do so often and so automatically that we barely notice them. Yawning, growling stomachs, and runny noses are good examples. Each is a universal part of our daily ...

Your body produces a variety of sounds, the creak of joints, the occasional hiccup, and the unmistakable growl of your stomach. Though often embarrassing, that familiar rumbling is a completely ...

Ghost crabs “growl” when threatened by grinding the teeth inside their stomach against each other. While many crustaceans have teeth in their stomachs for grinding up food, the ghost crab is the first ...