Mammals

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Mammals
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Characteristics

• Mammary Gland
• Hair
• Breathe Air
• 4 Chambered Heart
• Endothermic
• Single Jawbone
• Specialized Teeth

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7 Survival Characteristics

• Feeding
• Omnivores (humans bears)
• Carnivores (cats weasels)
• Herbivores (rabbits giraffes)
• Filter Feeders (whales)
• Respiration
• Lungs
• Diaphragm

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hairy-nosed wombat
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• Circulation
• 4 chambered heart
• 2 Loop System
• Excretion
• Kidneys extract urea from blood
• Urea combines with other waste to form urine
• Stored in urinary bladder until elimination
• Allow retention of salts sugars

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• Response
• Most highly developed brain
• Highly developed senses
• Movement
• Walk, run climb..
• Reproduction
• Sexual
• Internal Fertilization