The two species of the genus Babesia that affect dogs are B. canis and B. gibsoni.

巴贝属中能感染只的两种蜱分别为巴贝吉氏巴贝。

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.

蛔病，称线病，是由蛔狮蛔引起的疾病。症状通常比较温，但也可能包括腹泻、腹部胀大、发育迟缓呕吐。