From the existing literature and data from museum specimens an overview is presented of all currently known terrestrial ......

取已做血管单注射的中国水蛇头部标本浸于10% HNO3中12小时，剥去脑颅各骨，可看到左右脑动脉之间有很多交通支相连，令左颈总动脉血液通......

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取12条处于不同生殖期的雌性中国水蛇作血管单注射,观察其生殖系统血液循环特点.结果表明,卵巢处于静止期的个体的生殖系统循环模......