what do auricles do
Only mammals have the outside ear parts called auricles. The ears of different mammals work basically the same way that human ears do. However, many mammals can move their auricles to pick up sound coming from any direction.uricle: bats ear. The huge auricles (outside ear parts) of a bat help it to tell from which direction a sound is coming. Dr. Merlin D. TuttleConservation International/Photo Researchers. The huge auricles (outside ear parts) of a bat help it to tell from which direction a sound is coming.