NARWHAL - UNICORN OF THE SEA

Narwhal

Unicorn of the sea​

NARWHAL​

COMMON NAME: Narwhal

SCIENTIFIC NAME: Monodon monoceros

TYPE: Mammals

DIET: Carnivore

SIZE: 13 to 20 feet

WEIGHT: 1.5 tons

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NARWHAL​

carnivore ​/ˈkaːnivoː/ (n) a flesh-eating animal : động vật ăn thịt

ex: The lion is a carnivore​

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This species of whale is best known for its tusk—a long, spiraled tooth.

NARWHAL​

spiral /ˈspaiərəl/ (a) có dạng xoắn

ex: ​a spiral staircase

The tusk of Narwhal

The tusk can grow to 9 feet (3 meters) long and weigh more than 22 pounds (10 kilograms).

NARWHAL​

1 foot = 0,3048 m​eter

Where do narwhals live?

Unlike some whale species that migrate, narwhals spend their lives in the Arctic waters of Canada, Greenland, Norway and Russia.

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Most narwhals winter for up to five months under sea ice.

NARWHAL

What color are narwhals?

Narwhals change color as they age. Newborns are a blue-gray,

juveniles are blue-black

and adults are a mottled gray.

Old narwhals are nearly all white.

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Narwhal

juvenile /ˈdʒuːvənail/ (n) a person or animal that is young

Narwhals produce a variety of vocalizations, including echolocation clicks, tonal-pulsed signals, and whistles.

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Narwhal

What do narwhal sounds like?

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Fill in the Blanks

Multiple Choice

The length of tusk could be up to ..... feet.

Multiple Choice

Narwhals change ......... as they age.

• skin

• tooth

• color

• blood

Multiple Select

Narwhals spend their lives in the Arctic waters of ....... , Greenland, ....... and ...........

Multiple Choice

Newborns are a .......... ,

juveniles are blue-black

and adults are a mottled gray.

• blue-white

• blue-gray

• gray

• blue