Ichneumon n. : Any carnivorous mammal of the genus Herpestes, and family Viverridae. Numerous species are found in Asia and Africa. The Egyptian species(H. ichneumon), which ranges to Spain and Palestine, is noted for destroying the eggs and young of the crocodile as well as various snakes and lizards, and hence was considered sacred by the ancient Egyptians. The common species of India (H. griseus), known as the mongoose, has similar habits and is often domesticated. It is noted for killing the cobra.

Ichneumon n. : Any hymenopterous insect of the family Ichneumonidae, of which several thousand species are known, belonging to numerous genera.

Example:
Where could i find a Ichneumon for my science project?

Taxonomy
Ichneumonoidea, eggs, free encyclopedia, ichneumon wasps, ichneumons, superfamily, Ichneumon wasp, insects, ichneumon, wasps, family Ichneumonidae, species, lays, suborder, flies, family Braconidae, different species, search.

Defination from the web:
Ichneumon wasp) Jump to: navigation, search ... Upon hatching, the larval ichneumon feeds either externally or internally, killing the host when they themselves are ready to pupate. ...