He said women have shown they are willing to fight and die alongside their male counterparts.

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Shortly after the female has laid eggs, she will die, then the male will.

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The earl's male cousin and the cousin's son both die on the Titanic.

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Indeed, Wolbachia's genes are so manipulative that they can convert male insects to females, kill males, induce virgin birth in females and even cause the offspring of males to die unless they carry the very same strain of Wolbachia as the father.

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