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The Monarch Butterfly breathes through its wings and female Monarchs have thicker wing veins.
帝王蝶通过翅膀呼吸,雌性帝王蝶有更加厚实的翅膀脉络。
youdao
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The Monarch Butterfly breathes through its wings and female Monarchs have thicker wing veins.
帝王蝶通过翅膀呼吸,雌性帝王蝶有更加厚实的翅膀脉络。
youdao