大多数蝴蝶只能汲取花蜜，但这种袖蝶进化出了特殊的取食工具——可以用来采掘然后消化花粉的口吻部。
Most butterflies only sip nectar, but this one has evolved with special equipment-a snout that allows it to mine and then digest pollen.
它们可能在以花为食的鸟类和昆虫或者搬运花粉的捕乳动物还在四处游荡之前开花。
They may flower before the birds and insects that feed on them, or the mammals that carry their pollen, are at large.
不同的传粉机制要求某一特定的取食式样储藏和释放花粉。
The different pollination mechanisms require very specific foraging patterns to deposit and release pollen.
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