Predatorious

...the hills of the robbers, predatorious oppreſſors of true Religion, pillagers and ſpoilers of the Church of Chriſt, of which too many ſad inſtances have been in ancient and later daies both at home and abroad.

Source: wiktionary

Larvae that live a predatorious way of life, building neither living spaces nor nets, have smaller salivary glands, and their tiny nuclei are of exceptional significance.

Source: wiktionary