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1·When they analyzed DNA to determine its relationship to others, they were stunned to find that it was a hybrid of two closely related flies, the blueberry maggot and the snowberry maggot.

研究人员对忍冬蝇的DNA进行分析，以确定它们和其他果蝇之间的亲缘关系，结果相当令人惊讶，忍冬蝇竟然是蓝莓蝇和雪莓蝇这两种关联果蝇物种的杂交后代。