feed upon
Verb
Meaning
be sustained by
Source: WordNetSynonyms
Hypernyms
Examples
He fed on the great ideas of her mentor
Amensalism is often used to describe strongly asymmetrical competitive interactions, such as has been observed between the Spanish ibex and weevils of the genus Timarcha which feed upon the same type of shrub.
Schaller, p. 213. In fact, most dead prey on which both hyenas and lions feed upon are killed by the hyenas instead of the lions.
Place your gray-band in a small enclosure with the scented mouse, and usually the snake can be enticed to feed upon it.
The carbon content of the soil is eventually returned to the atmosphere through the process of respiration carried out by heterotrophic organisms that feed upon the carbonaceous material in the soil.
Eggs are usually laid according to the substrate on which the larvae feed upon hatching.