The investigation into the deadliest air disaster on the country's soil remains ongoing, focusing on the role of bird strike and involving an analysis of the engines and the "localizer" landing guidance structure.

Air crash investigators found evidence of a bird strike on a commercial jet that crashed in South Korea, killing 179 people on board. A preliminary report released by authorities Monday stated that both engines on the Jeju Air Boeing 737-800 jet contained duck DNA,

Preliminary report by South Korean authorities said that both Boeing 737-800 engines had DNA traces from Baikal Teals, migratory ducks which winter in large flocks in South Korea.

The first report on last month’s Jeju Air crash in South Korea has confirmed traces of bird strikes in the plane’s engines, though officials haven’t determined the cause of the accident that killed all but two of the 181 people on board.

The preliminary crash report offers no insight into why the aircraft’s black boxes suddenly stopped working just before the distress call.

Investigators say they have found evidence of a bird strike on a passenger plane that crashed in South Korea in December and killed 179 people. ..

The six-page report released by South Korean authorities a month after the crash said that both engines of the Boeing 737-800 jet contained DNA from Baikal Teals, a type of migratory duck that flies to South Korea for winter in huge flocks.

Investigators found bird blood and feathers in both engines of the Jeju Air Boeing 737 that crashed in Seoul, killing 179 people.

South Korean investigators will now tear into the engine to determine the cause of the crash. The Boeing 737-800 was flying from Thailand to Muan in South Korea on December 29 when it crash landed.