What primary action characterizes the beetle's defensive threat display?
Answer
It curves its abdomen sharply upwards over its body.
When disturbed, the Devil's Coach Horse adopts a dramatic posture by curving its abdomen sharply upwards and over its body, pointing the tip toward the threat to mimic a scorpion or stinging insect.

Related Questions
To which family does the Devil's Coach Horse beetle scientifically belong?How are the elytra of the Devil's Coach Horse beetle unique among most beetles?How frequently is the Devil's Coach Horse beetle observed flying in the field?What primary action characterizes the beetle's defensive threat display?What defense mechanism does the Devil's Coach Horse beetle definitively lack, despite its appearance?What type of organisms primarily constitute the diet of the nocturnal Devil's Coach Horse beetle?What common garden insect is the Devil's Coach Horse beetle often confused with due to abdominal posture?Approximately how long can the lengthy body of the Devil's Coach Horse beetle reach?Are the larval stage of *Ocypus olens* predatory?During which part of the day does the Devil's Coach Horse beetle primarily emerge to hunt?