Gap Fill - Light and Insects - Level 6

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   artificial      behaviour      confused      flight      moon      predators      research      sky      straight      zappers   

Paragraph 2

The scientists conducted their in a rainforest in Costa Rica. They installed lights under the canopy and observed the creatures' flying . Insects usually navigate by the to fly in lines. However, around the artificial lights, the bugs became and made arcs and erratic patterns of flight. An entomologist said: "Natural light…helps maintain proper ….Artificial sources…can produce continuous steering around the light and trap an insect." This explains why so many insects fly to their death into bug . Artificial light adversely affects an insect's ability to find a mate, forage for food, and defend itself against .

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