It depends on the breed, you will need to be more specific.
They eat planktonic crustaceans and small schooling fishes.
they eat schooling fish, mainly mullet sardines and sometimes crustaceans
Yes, dolphins are fish eaters. See related question.
they eat schooling fish, mainly mullet sardines and sometimes crustaceans
Humpback whales eat krill and small schooling fish such as herring, salmon, capelin and sand lance as well as Mackerel, pollock and haddock .
they eat schooling fish, mainly mullet sardines and sometimes crustaceans
Humpback whales don't eat clownfish. Humpbacks, well, all the filter-feeding baleen whales prefer schooling, free-swimming fish.
Swordfish primarily eat smaller fish, especially schooling species like sardines and pilchards. They are fast swimming fish which live in the open ocean and are thus known as pelagic predators. They are one of the top order predators in the seas.
Probable because they are schooling fish. Schooling fish stay together in groups so that it is harder for predators to get at them I think. Some schooling fish actually have to stay together in groups or else they will get sick, so if you have, or are going to get a tank, make sure you get enough. Or, they might not be schooling fish, and might just be scared!
Most schooling fish tend to have colors of reds or blues with different patterns. Three common schools of fish are tetras, barbs and danios..
They feed on krill, copepods, small schooling fish (e.g. herring, capelin, sand lance, anchovies), and squid.
They feed on krill, copepods, small schooling fish (e.g. herring, capelin, sand lance, anchovies), and squid.