Humans often serve as hosts for many parasites, ranging from protozoans to worms.

Examples of Parasitic Animals in Humans

• Plasmodium → causes malaria.
• Ascaris lumbricoides → roundworm infection.
• Taenia solium → pork tapeworm.
• Wuchereria bancrofti → filariasis (elephantiasis).
• Entamoeba histolytica → amoebiasis.
• Trichinella spiralis → trichinosis.