Invertebrate organisms that live on or in another organism (the host), and benefit at the expense of the other. Traditionally excluded from definition of parasites are pathogenic BACTERIA; FUNGI; VIRUSES; and PLANTS; though they may live parasitically.
    

concept

Pubic louse, ventral view, SEM, colour- blue

Ixodes ricinus, adult female, ventral view, SEM

Flea larva

Ox louse clinging to a hair - coloured SEM

Pubic louse, ventral view, SEM.

Die Parasiten des Menschen und die von ihnen herrührenden Krankheiten : ein Hand- und Lehrbuch für Naturforscher und Aertze. Erster Band / von Rudolf Leuckart.

Anatomie humaine : parasitologie : morhologie végétale.

The animal parasites of man / by H.B. Fantham, J.W.W. Stephens and F.V. Theobald.

SEM of Giardia

Ixodes ricinus, ventral view, SEM

Galleries and Reading Room

Library

Shop

Café

We're running paid user research studies to improve Wellcome Collection online

Take part in research

Parasites

Images

Catalogue

Die Parasiten des Menschen und die von ihnen herrührenden Krankheiten : ein Hand- und Lehrbuch für Naturforscher und Aertze. Erster Band / von Rudolf Leuckart.

Anatomie humaine : parasitologie : morhologie végétale.

The animal parasites of man / by H.B. Fantham, J.W.W. Stephens and F.V. Theobald.

SEM of Giardia

Ixodes ricinus, ventral view, SEM