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They found that males have thick, short, and curved forceps, while females have thin, long, and straight ones—indicating clear sexual dimorphism.
A new study from Toho University reveals that female earwigs exhibit a similar pattern of exaggerated forceps growth as males, suggesting that both sexes may have evolved these traits through ...
Zink and Munoz noted that the female earwigs, which are larger, have symmetrical pincers, while the males have the one sharply curved forceps.
Pincer plot twist: How female earwigs evolved deadly claws for love and war Female earwigs may use their forceps as weapons too--just like males Date: June 12, 2025 Source: Toho University Summary ...