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Beef Tapeworm | Daily Animal Facts

Animal profile

Beef Tapeworm

Taenia saginata

CestodaSmall intestine of humans as the definitive host; muscle tissue of cattle as the intermediate host

Field profile

Taenia saginata is a segmented parasitic flatworm that lives attached to the human intestinal wall. Humans acquire it by eating undercooked beef containing larval cysts. Adults can persist for years and shed segments packed with eggs.

Scope note

This is an editorial profile, not a diagnostic field-identification guide or a substitute for current conservation assessments. Follow the cited sources on each fact for the evidence trail.

Published field notes

2025-01-16

Beef Tapeworm

The beef tapeworm has no mouth or gut

An adult Taenia saginata absorbs everything it needs across its body surface. That surface, the tegument, is covered in microscopic projections that give it an absorptive area comparable in principle to an intestinal lining.

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