World's most dangerous parasites

Brain-eating amoeba

Naegleria fowleri, also known as brain-eating amoeba, generally grows in warm bodies of water. 

Castrator of Crabs, Sacculina

The parasite, Sacculina, generally infects both the female and male crabs.

Tissue eating Parasite, Cochliomyia

Cochliomyia hominivorax feed on living tissue. Their feeding causes deep lesions in the skin by penetrating it and creating an entry wound, which can be very damaging to the host as the flesh of the host become necrotic. 

Lung worm, Cryptostrongylus pulmonic

The parasite can cause damage to several functions of the host's brain and lungs.

Eye dwelling parasite, Loa loa

The African eye worm dwells in the blood just underneath the skin but reaches the eye of the host pretty fast. 

Dragon worm, Dracunculus

Dracunculus, which means a 'little dragon' in Latin, can infect humans through dirty drinking water containing tiny water fleas infected with their larvae.