The discovery of new cynodont fossils from southern Brazil by a team of palaeontologists has led to a significant breakthrough in understanding the evolution of mammals.
The ear bone had been mixed with animal remains, so it was not identified until recently when archaeologists combed through faunal fragments they had gathered from the site. A team of researchers from ...
The eardrum then starts vibrating and these vibrations are passed to three small ear bones – called the hammer, anvil and stirrup. Many animals have ears that are able to detect ultrasound.
Early diagnosis of some ear diseases is challenging, due to the tiny and intricate nature of a sound-conducting bone called the stapes, made up of four parts. Around 3 millimetres in height ...