INFORMATION
ON: THE SHARK
-
Sharks
are a type of fish
-
The
largest species of shark is the
whale shark, the largest fish, which reaches around 12 metres
-
The
whale shark feeds on plankton, squid and small fish
-
The
great white shark, tiger shark and the hammerhead are apex predators
which puts them at the top of the underwater food chain
-
Sharks
teeth are replaced throughtout it's life
- Sharks
are cold-blooded which means their body temperature is the same
as that of their environment
- Sharks
skeletons are made up of cartilage not bones as in other fish
- Sharks
skin is not covered with usual fish scales but with tiny pointed
dermal denticles which are much smaller versions of the teeth
in the mouth and if you stroke the shark skin the wrong way it
feels like sand paper
- The
largest hunting shark is the great white
- 375
species of shark
- Sharks
have different ways of producing young
- Some
lay eggs in a tough case (sometimes called 'a mermaids purse'
and leave this in seaweed or rocks, some produce eggs with thin
shells that are kept inside the mother's body, others grow baby
sharks within their bodies and are born as complete sharks
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