...Even in species that do not undergo this swelling, the skin of the vulva of both males and females turns crimson red during mating season. This reddening of the anal skin, which signals fertility, is called sexual skin. *Some of the terminology that mentions "sexual skin" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…こうした膨張を起こさない種類でも,交尾期には雌雄とも外陰部の皮膚全体が深紅色になる。このように発赤して生殖能力を意味する信号となるしりの皮膚を〈性皮sexual skin〉という。 ※「sexual skin」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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