Police in Derry are appealing for information about an incident in which a man had part of his right ear bitten off.
The 20-year-old sustained the injury in a fracas involving 14 or 15 people close to a nightclub at Shipquay Street late on September 4, a Saturday night.
The assailant is described as being in his early 20s, about 5ft 9ins tall and of stocky build.
He had short, fair hair and was wearing a green or blue checked shirt and blue jeans. Anyone with information is asked to contact police.