Tail-wagging in Animals
The levator ani muscles, in quadruped animals with tails, are responsible for moving the tail around in the act of "wagging." These muscles are not as strong as their human equivalents, as tail-wagging is less demanding than the support function that the muscles serve in humans.
Read more about this topic: Levator Ani
Famous quotes containing the word animals:
“About sacrifice and the offering of sacrifices, sacrificial animals think quite differently from those who look on: but they have never been allowed to have their say.”
—Friedrich Nietzsche (1844–1900)