According to the pilot, following a night visual flight rules cross-country flight, he overflew the airport at Hudson, New York, and set up a normal approach.
Just before touchdown, he saw a deer walk onto the runway from the right and collide with the left main landing gear, which then separated from the airplane.
As the airplane settled, the left wing hit the runway, and the airplane veered left. It left the left side of the runway and hit a drainage culvert.
The airplane sustained substantial damage to the left wing spar and the left main landing gear attachment points.
The airport facility directory did not contain a note to caution that deer were in the vicinity of the airport.
The pilot reported that there were no mechanical malfunctions or failures with the airplane that would have precluded normal operation.
Probable cause: Collision with a deer during landing.
NTSB Identification: GAA18CA420
This June 2018 accident report is provided by the National Transportation Safety Board. Published as an educational tool, it is intended to help pilots learn from the misfortunes of others.