SEA ANIMALS

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Across
  1. 2. The blue ... are the the largest animals to have ever existed.
  2. 4. It is the largest predatory fish on Earth.
  3. 6. It is funny and can play with friends.
  4. 7. They breathe using special organs called gills.
  5. 8. It is an smart animal. His name os Paul. It could guess the winners in the 2010 World Cup.
Down
  1. 1. They are reptiles that breathe air, so they need to come to the surface to breathe oxygen.
  2. 3. It is shy and can hide.
  3. 5. They are highly intelligent marine mammals.