脱皮 cast off the skin

　樹皮の剥離が目立つナツツバキのそばに、セミの抜け殻が落ちていました。どちらも成長した痕跡ですね。

　あまり知られていませんが、セミは何度か脱皮します。そして、最後の脱皮を羽化といいます。

　Next to the Japanese stewartia whose peeling bark is conspicuous, there was a cicada shell was on the ground. Both are imprints that have grown out of their old selves.

　Although not widely known, cicadas molt several times. The final molting is referred to as adult emergence.