− | Toxoplasmosis is the disease caused by ''Toxoplasma gondii'', a protozoan parasite. ''T. gondii'' can infect all mammals including man and is a significant cause of abortion in sheep and goats. Toxoplasmosis does not seem to cause disease in cattle. | + | Toxoplasmosis is the disease caused by ''Toxoplasma gondii'', a protozoan parasite. Although the definitive host is the cat, ''T. gondii'' can infect all mammals including man and is a significant cause of abortion in sheep and goats. Toxoplasmosis does not seem to cause disease in cattle. |