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Blue Whales

4.5
(13 votes)
10 questions
English
Hard
1
12 random squares

What is the primary diet of blue whales?

Krill

Plankton

Seaweed

Small fish

Hard  32% got this right

Blue whales primarily feed on krill, consuming up to 4 tons a day.
2

How long can blue whales live?

60
80
90
years

57% got this right

With an average lifespan of 80 years, Blue Whales are the oldest living marine mammals known to inhabit the sea.
3
48 random squares

How much can a blue whale weigh?

200,000 kg

2,000 kg

20,000 kg

200 kg

41% got this right

A blue whale can weigh up to 200,000 kg, making it the heaviest animal on Earth.
4

What is the maximum speed a blue whale can reach over short bursts?

30
30
50
km/h

Hard  2% got this right

Blue whales can reach speeds of up to 30 km/h when they are threatened.
5
Zoom reveal

How many kilograms of krill can a blue whale eat in a day?

2500
3600
4500
kg

Hard  10% got this right

A blue whale can consume up to 20 million krill in a single day, which is approximately 3600 kilograms.
6

Which organ of a blue whale is the size of a car? Click on the organ to answer.

Hard  26% got this right

The heart of a blue whale is roughly the size of a small car.
7

Blue whales are not found in which ocean? Drag and pull the map to navigate, then pin-point your answer.

Hard  0% got this right

Blue whales are found in all the world's oceans except the Arctic.
8

How long is a blue whale calf at birth?

6 meters

2 meters

4 meters

8 meters

Hard  28% got this right

A blue whale calf is about 6 meters long at birth.
9
48 sequential squares

How do blue whales communicate?

By making loud vocal sounds

By changing colors

By jumping out of the water

By using echolocation

67% got this right

Blue whales communicate by making loud vocal sounds that can travel long distances underwater.
10
Iris reveal

Does a blue whale’s tongue weigh as much as an adult elephant?

Yes

No

65% got this right

A blue whale's tongue can weigh as much as an adult elephant, around 2.7 metric tons.