Sunday, 19 August 2012

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.
  

Sunday, 5 August 2012

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.