Damselfly - an important stillwater aquatic insect most commonly imitated in the nymphal form,usually hatches in early to mid-summer.
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Adult looks like a dragonfly, but folds its wings along its back when at rest一种非常重要的水生昆虫(生活于静水),我们会模仿这种昆虫的幼虫阶段。通常在初夏以后到仲夏之间孵化,成虫象dragonfly,休息的时候翅膀叠于背部。