Sentence examples for feed principally on from inspiring English sources

Sea lions feed principally on fish, crustaceans, and cephalopods (squid and octopus), but they also will consume penguins.

Adults of ichneumon wasps feed principally on honeydew secreted by aphids and related insects or on host juices that exude from punctures made by the ovipositor.

The larvae, often known as spiny elm caterpillars, are gregarious in habit and feed principally on elm, willow, and poplar foliage.

Pelicans frequent inland and coastal waters where they feed principally on fish, catching them at or near the water surface.

It feeds principally on fish.

They generally hunt alone, feeding principally on mice, voles, rats, and rabbits, but they also take frogs, birds, and bird eggs.

The medicinal leech Hirudo feeds principally on mammalian blood, but it also sucks blood from snakes, tortoises, frogs, and fish; when young, it may eat oligochaetes.

Many species of waders, such as gray plovers, the sanderling, and several kinds of sandpipers, migrate to the tundra and breed there in the summer, feeding principally on mosquitoes in the wet areas.

12, 15 Vampire bats principally feed on cattle or other mammals (including humans) when livestock is not widely available.

Guitarfishes (Rhynchobatidae and Rhinobatidae), butterfly rays (Gymnuridae), eagle rays (Mylobatidae), and cow-nosed rays (Rhinopteridae) feed on invertebrates, principally mollusks and crustaceans.

Article tells about traffic in general, but principally on Fifth Avenue.