第二年：春----幼虫蜕皮变为若虫，即蜱最具侵袭性的阶段。
YEAR 2 : Spring----Larva molts into nymph—the tick's most aggressive stage.
幼虫成长迅速并且蜕皮数次。
幼虫共有5龄，以夜晚蜕皮为主，5龄幼虫老熟后即觅地化蛹，化蛹持续时间2 - 4天。
The larvae had five instars, and exuviated at night, pupated at 5rd instar old larvae, pupation time need 2-4 days.
结果表明幼虫孵化、蜕皮，成虫羽化后均有取食自己蜕皮时产生的残皮的行为；
The results indicate that the Propylea japonica can eat their own skin which they ecdysised.
结果表明幼虫孵化、蜕皮，成虫羽化后均有取食自己蜕皮时产生的残皮的行为；
The results indicate that the Propylea japonica can eat their own skin which they ecdysised.
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