Production of testicular output sperm and spermatic fluid is also larger in polygamous animals.
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动物王国的新记录创造者诞生：科学家宣布，一种蟋蟀拥有相对于体重的世界最大睾丸。
The animal kingdom gained a new record holder after scientists declared that a species of cricket has the largest known testes of any creature relative to its body mass.
The side effects, depending on the dose and duration, include mouth sores, cataracts, insulin resistance and, for males, problems with testicular function.
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