In 2005, PAH enter China companion animal market by launching revolution, a high efficacy parasiticide for dog and cat.

2005年辉瑞动物保健式进入中国宠物市场推出了用于驱除犬猫体外寄虫优质产品-大宠爱。

4 Turbellarians are monoecious with the reproductive systems adapted for internal fertilization. And the monogenetic flukes (class Monogenea) are mostly ectoparasites of fishes.

涡虫是雌雄同体，系统适于体受精。单起源吸虫（单纲）大多是鱼外寄虫。