It's always something.

United Airlines engine explodes mid-flight after [checks notes] rabbit strike

Stowaway rabbits: one more thing for nervous flyers to worry about.

An unusual animal encounter causing a scare in for passengers on a United Airlines flight.

A rabbit somehow made it into the right engine of flight UA2325 from Denver to Edmonton on Sunday.

The wildlife strike happened as the Boeing 737 with 159 people on board was taking off.

"There was a loud bang and a significant vibration in the plane we proceeded to still climb," passenger Scott Wolff said.