Better than preying on the free will of humans.
They're preying on you.
Some of the inmates of ants' nests are here for the purpose of preying upon the :ants or their larvae, so that we find all kinds of relations between the owners of the nests and their companions, from mutual benefit to active hostility.
"You're a real piece of work, preying on someone like her," Gabriel said.
When might no longer makes right for the strong, they think twice about preying on the weak.
As irritated as he was with Darkyn's words, he was also fascinated by the idea the demon lord who prided himself on preying on the vulnerabilities of others was capable of being offended.
The boll-weevil, preying on the cotton, is the most noxious of the insects.
Messrs Nicolls and Eglington, joint authors of The Sportsman in South Africa, state that the serval is fairly common in South Central Africa, frequenting the thick bush near rivers, and preying on the smaller antelopes, guinea-fowls and francolins.
After a siege of over a year, the energy, skill, and courage of Belisarius, and the sickness which was preying on the Gothic troops, obliged Vitiges to retire.
Sousliks feed on roots, seeds and berries, and occasionally on animal food, preying on eggs, small birds and mice.
Rattlesnakes, owls and weasels are commonly found in the burrows; but their presence is no indication of the existence of a kind of "happy family" arrangement, the snakes, at any rate, preying on the young marmots.
Speaking of preying on those weaker than you, I have an interest in your … patient.
The desert was full of wild life, the balance of nature being preserved by the carnivorous animals preying on the herbivorous; trees watered by soakage from the Nile protected the undergrowth and encouraged occasional rainfall.