Answer:
mimicry
Explanation:
Mimicry -
It is the resemblance in between two organisms of different species or may be of the same species .
The main reason for mimicry is the protection of the species from the predators .
From the question , the beetles in the second case mimic the characteristic of the first beetle , by raising their abdomen , just top protect them selves .
Hence , the correct term for the given question is - mimicry .