Medically reviewed by John Carew, MD The ears are a pair of sensory organs whose primary functions are hearing and balance.

In order to reduce these reflections and maximize the transfer of sound energy from the air filled environment to the fluid filled inner ear, land animals evolved external ears as sound collectors and ...

The brains of today's birds facilitate a level of cognitive prowess and behavioral complexity rivaled only by mammals. But ...

A unique fossil discovery in Brazil provides new insights into bird brain evolution, while a study highlights drastic ...

Earwax is your friend. A gooey and somewhat gross friend. Next and last stop, the middle ear. We are now looking at an actual eardrum. The eardrum's a thin piece of skin, and other tissues ...