What you find on this page
Characteristics of mammals
Foot structures of mammals
Diet of mammals
Animal communication
Behaviour
To be considered as a mammal, one must have specific criteria.
Main Characteristics of Mammals
Have hair or fur at any time of your life.
Be warm-blooded (exothermic).
Be born alive (with some exceptions).
Youngs are fed milk produced by the mother’s mammary glands.
Have a more complex brain than other animals.
Have an external ear structure.
Have a four-chambered heart.
Classification of Mammals
Classification by foot structure
Classification by diet
Mammal Communication
Coming soon
Mammal Behaviour
Coming soon
Sininho´s World 
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