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1.The snake has an antenniform spine that helps it camouflage itself in the grass.
这条蛇有一条多刺的脊柱，帮助它伪装成草丛中的自己。
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2. The caterpillar's body is covered with tiny spines that protect it from predators.
毛毛虫的身体上覆盖着微小的刺，用来保护自己免受捕食者的侵害。
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3.The spider's web is made up of threads that are covered in tiny spines to deter prey.
蜘蛛网由细丝组成，上面覆盖着微小的刺，用来阻止猎物靠近。