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Blue whale
Photo: NOAA Photo Library, Public domain

Ocean · Mammal

Blue whale

Balaenoptera musculus

The blue whale is the largest animal that has ever lived — bigger than any dinosaur. This giant eats almost nothing but tiny shrimp-like animals called krill.

Where it lives
All oceans
Diet
CarnivoreEats meat
Weight
100–150 tonnes
Length
27 m
Top speed
30 km/h
Lifespan (wild)
70–90 years

In Pawpedia: What is a mammal?What is a carnivore?What does endangered mean?

Yaman scale

Drawn side by side with Yaman, to the same scale.

Blue whale: length 27 m — that's 18 times Yaman's height. Length Yaman · 1.5 m Blue whale · 27 m
Length18Yamans

Blue whale: length 27 m — that's 18 times Yaman's height.

Weight3,571Yamans

Around 125 tonnes — as heavy as 3,571 Yamans.

Common questions

Where does the blue whale live?

All oceans. In our zoo it lives in the Ocean zone.

What does the blue whale eat?

It is a carnivore: it eats meat.

How big does the blue whale get?

Length: 27 m. It weighs 100–150 tonnes.

How long does the blue whale live?

70–90 years in the wild.

How fast is the blue whale?

It can reach about 30 km/h.

Is the blue whale endangered?

On the IUCN Red List it is listed as endangered. At high risk of disappearing from the wild.

Got another question? Ask Yaman

Did you know?

  • Its heart weighs about 180 kilograms.
  • It can eat more than 3,500 kilograms of krill in a day.
  • Its calls can travel hundreds of kilometres through the ocean.

How safe is it?

  1. LC
  2. NT
  3. VU
  4. EN
  5. CR
  6. EW
  7. EX

Endangered. At high risk of disappearing from the wild.

IUCN Red List

How can you help these animals?

More from the Ocean zone

Back to Ocean