greenhead

"Thousands of emerald eye facets give the greenhead fly a visual advantage in tracking its target.It then strikes the victim with scissor-like mouthparts that tear flesh and suck blood.

数千浅绿色的复眼为绿头苍蝇追踪猎物飞行提供了有利条件，然后它用剪刀一样的口器撕破目标肌肉去吸食血液。

Greenhead

n. 格林黑德