- Predation: A predator, such as a dog, cat, or coyote, may have killed the bunny and buried it to hide its food.
- Disease: The bunny may have died from a disease and its body was subsequently buried by another animal or by natural processes.
- Accident: The bunny may have accidentally fallen into a hole or burrow and was unable to escape, resulting in its death and burial.
- Human intervention: A person may have intentionally buried the bunny, either as a prank or as a way of disposing of a dead animal.
Without further information or context, it is difficult to determine the exact cause of the buried bunny's death.