yanhu

翅膀的花纹一模一样的！真是奇妙的对称！

明天来看你的新照片！：)

会飞的昆虫在地球上已经进化了几亿年了,不知道这些生物最终会进化成什么模样.不过对称特性应该还是不会改变的,我觉得

你用什么相机照的?

对称是为了飞行生物的平衡吧？！

这什么昆虫啊？物种的多样性，太神奇了。

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Entre las pruebas más usuales se encuentran los análisis de sangre para comprobar el nivel de hormonas masculinas, la posible presencia de azúcar alto en la sangre, niveles de homocisteína y exploraciones físicas para detectar cualquier posible tumor o anomalía genital. La erección nocturna del pene es un fenómeno normal que ocurre durante el sueño profundo y no está relacionada a la existencia de sueños eróticos.