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Mammals Nurse their young
• Mammals have organs called Glands that secrete various substances needed by the animal
• Gland- is an organ that secretes substances inside or outside the body.
• Mammals also feed their young with Mammary Glands.
• Mammary Gland- Secretes milk for the young
Respiration and circulation in mammals
• Mammals need a high level of energy for heating and cooling their bodies
• This energy level is sustained when large amounts of oxygen enter the body and reach all the cells
• Diaphragm- Sheet of muscle located beneath the lungs
Mammals have different types of teeth
• Mammals have different types of teeth modified for the type of food they eat.
• Hoofed animals chew cud
Mammals have modified limbs
• Mammal limbs are adapted for a variety of methods of food gathering.
• Primates use their opposable thumb to grasp objects.
Mammals Can Learn
• They can learn and they will always remember what they learn.
• Dolphins, Killer whales, and monkeys are prime examples of animals that can learn.
• Monkeys can use sign language to communicate with human