The Animal Kingdom

There are many different types of animals in the world. Many animals are quite similar to each other. Others are quite different. Animals can be classified based on their similarities. Continue on, and learn more about your fellow Earth inhabitants.

Here are some of the animals you can investigate in our Science Reference Library. The first name you read is the common name for the animal. The name in parentheses ( ) is the Latin word for the group (the phylum or subphylum or class or group or order) that scientists sometimes use to refer to animals.

Invertebrates

Animals
without a Backbone
or Spinal Column:

Vertebrates

Animals
with a Backbone
or Spinal Column:
(All these animals are in the phyla Chordate and the subphyla Vertebrata.)

Index    about    Animal Kingdom    birds    mammals    Amphibians   reptiles    fish    

Plant Kingdom    monocotyledons    dicotyledons   Gymnosperms    Ferns   Algae    Fungi    

    gaseous exchange    breathing system    Respiration Experiment ( 呼吸作用實驗 )   Smoking and your health    

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