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Body

Habitat

Food

Life Cycle

Fun Facts

Body

Blue whales are the
world's largest mammals.
They can be up to
100 feet (30 meters) long.
Blue whales use tail flukes
to swim in the ocean.
Flippers help them steer.

Habitat

Blue whales are found
in all the world's oceans.
In winter, they travel
to warm ocean waters.
They move to polar areas
in spring.

Food

Blue whales eat millions
of small krill every day.
They gulp water and krill
into their mouths.
Baleen plates trap krill
inside the whale's mouth.

Life Cycle

Female whales give birth
to young called calves.
At birth, calves weigh
3 tons (2.7 metric tons).
Blue whales live
for about 80 years.

Fun Facts

  • Blue whales leap
    out of the ocean to get air.
  • Blue whales often travel
    in pairs.
  • A blue whale's tongue
    is so long that 50 people
    could stand on it.

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