말벌들이 같은 벌집에 모이자 그들에게 협동 말고는 다른 선택의 여지가 없었습니다, 왜냐하면 순식간에 다른 말벌집들과 경쟁관계에 놓였기 때문이죠.
Once several wasps were all together in the same hive, they had no choice but to cooperate, because pretty soon they were locked into competition with other hives.