Warm-blooded animals

• Warm-blooded animals have the ability to maintain a constant body temperature in any kind of environment.
• They are also known as endotherms.
• Birds and mammals are examples of warm-blooded animals.
• These animals maintain their body temperature by converting food into energy.
• Smaller warm-blooded animals lose heat more quickly. Therefore the larger the mammal the easier it is to stay warm.

Constant Temperature

• Warm-blooded creatures maintain a constant temperature by
  • Generating their own body heat when they are in a cooler environment.
  • Cooling themselves when they are in a hotter environment.

Interesting Facts about Warm-blooded animals

• Scientists refer to warm-blooded animals as endothermic or homeothermic.
• Dogs and cats have sweat glands only on their feet.
• Whales are mammals that do not have sweat glands because they live in the water.
• Many mammals have thick coats of fur to keep them warm in winter.