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 feathers and blood stains on both engines of the Jeju Air plane were from the Baikal teal,

Jet engines are incredibly powerful, complex pieces of precision engineering, running at the finest of tolerances; bird strikes can push these tolerances to the limits. When a bird is ingested into an engine, the first thing the unfortunate creature will meet is the fan blades, typically rotating between 2200 rpm and 4500 rpm.

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.

Authorities have suggested that migratory bird strikes were the cause of last month's deadly plane crash in South Korea, according to multiple reports.

Bird feathers and bloodstains were found in both engines of the Jeju Air plane that crashed in December, according to a preliminary investigation released on Monday. The Boeing 737-800 was flying from Thailand to Muan in South Korea on December 29 when it crash-landed and exploded into a fireball after slamming into a concrete barrier.

Bird feathers and bloodstains were found in both engines of the Jeju Air plane that crashed in December, according to a preliminary investigation

The black box of an airplane that crashed in South Korea's southwestern airport late last month stopped recording just a minute after the warning of bird strike, the transport ministry said Saturday.

Bird feathers were found in the engines of crashed Jeju Air jet. Investigators claim they have found evidence of a bir