same reason animals eats anything - to get energy to stay alive, move and breed.
because they need nutrients to survive...i don't know about you, but I don't want to die. I think the same goes for them..
Salmon need krill to survive, typically they will eat more during spawning season to help provide nutrients for their spawn
it tastes good
To help them digest there food.
some sharks and almost all whales.
the blue whale
Krill and shrimplike animals eat plankton in the ocean.
Krill, plankton, and fish. - :) Kassi.
Aquatic animals, such as, 'Krill, Fish and Squid'.
A blue whale, they eat krill which are animals.
hell no! Tuna are at the top of the marine food chain... things that eat krill are like smaller fish or whales... tuna eat other types of fish.
yes, of course they do. Without krill, then many animals would have less food.
When learning about sea animals it is important to know the food chain. Animals like penguins, whales, and seals eat krill in the Southern Ocean.
Yes they eat fish, krill, squid and other small seacritters
Blue Whale, Dolphin and various othe mammals
It eats fish, krill and other sea animals.