The natural infection rates of domestic cat and dog were 56.25%(18/32) and 14.29%(1/7),respectively. Adult worms were also detected from dogs.

• 家猫、家犬的自然感染率分别为 5 6 2 5%25 ( 18 3 2 )和 14 2 9%25 ( 1 7) ,并从家犬的肺中检出成虫。