martes, 22 de febrero de 2011

ANIMAL GROUPS_AMPHIBIANS

AMPHIBIANS


  • Amphibians are cold-blooded.




                                                               











  •  Amphibians spend part of their lives under water and part of their lives on land.


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    • They lay jelly-covered eggs in the water.
           


    •  Amphibians breathe with gills.


                                

     
                                  
      

    martes, 15 de febrero de 2011

    ANIMAL GROUPS_BIRDS



    BIRDS



    • All the birds have got feathers.




    • They have got two legs and two wings.


    •  Birds have got a beak.



    • They lay eggs.The young hatch from the eggs.




    • They are warm-blooded.
                                                                                                      
    • Birds breathe faster than mammals and their body are  warmer.



      • Birds give us meat and eggs.


                                    

      • Some of them are good pets.


       



                               


      • Birds of Prey eat mice,rats,voles and other animals that destroy farmers`crops.

                    




      • Birds have hollow bones filled with air.








      jueves, 10 de febrero de 2011

      ANIMAL GROUPS_FISH

      ANIMAL GROUPS_FISH

      • Fish are cold-blooded.
       


      • Fish lay eggs

       


      • Most fish are covered with scales.


      •  They have fins not legs. 




      •   Fish live in water and breathe through gills.


      1.  The fish takes the water into its mouth.
      2. The water goes back through the gills.
      3. The fish extract the oxigen by the gills. 

      • The flying fish  is able to ''fly'' for a short distance. 

      • The Black Swallower can swallow fish that are much larger than itself.


      • An Angler fish uses its nose to catch food.





      • You can see through a Glass fish.






      • There is a fish that walks along the bottom of the sea.