Crinoids

Crinoids are animals.
They are related Star fish, Sea urchins and Sea cucumbers.
They are echinoderms.
They are living fossils.

    

Coelacanth

Coelacanth are fish.
They are very primitive fish.
The name Coelacanth means hollow spine.
People thought Coelacanth were extinct but in 1938 a fishing boat caught one.

  

Lantern fish

Lantern fish are fish.
They are found more than 1700 metres down.
At night they are within 100 metres.
They get their name from the rows of lights down their body.

Arctic cod

Arctic cod are fish.

They like icy water.

They grow to 30 centimetres.

Narwhals like to eat them.

Black tip reef sharks

Black tip reef sharks are top predators.
Nothing hunts them.
They hunt in shallow water.
They hunt sea snakes.

Walrus

Walrus have tusks.

They are brown colour.

They live in the Arctic.

They have blubber. 

Cormorants

Cormorants are sea birds.
They eat fish.
They dive to over 40 metres.
They are a greenish blackish colour.