Roundworms (see also toxocariasis) infecting the dog include Toxocara canis and Toxascaris leonina. Signs are usually mild, but may include diarrhea, pot-bellied appearance, poor growth, and vomiting.
虫
,又称弓首线虫
,是由犬弓首
虫和狮
虫引起
。症状通常比较温和,但也可能包括腹泻、腹部胀大、发育迟缓和呕吐。