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The better to breathe with, my dear.

The respiratory system provides a means for and organism to take in Oxygen and release CO2. Oxygen is used by the cells of the body to make ATP. A by product of energy production is CO2 which is release to the atmosphere by the respiratory system.

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12y ago
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6y ago

they have different structure of circulatory system

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6y ago

It depends on the size and how active they are. Sloths have a very low rate while humming birds have a very rapid rate.

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Q: Why do animals have a respiratory system?
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Related questions

What part of the body is a breathing system?

The respiratory system is a breathing system in the body of animals.


Do animals have a respiratory system?

yes they do.


Do all animals have the same respiratory system as man?

Absolutely not


What are the differences between the respiratory system of aquatic animals and non- aquatic?

The respiratory system of most non-aquatic animals is entirely enclosed in the human body and connected with the lungs. Many aquatic animals have developed open respiratory systems that include features like the gills.


Which organ system produces carbon dioxide as a waste product in animals?

Respiratory system


Are respiratory enzymes in both plants and animals?

Yes. Both plants and animals have mitochondria, so they both have respiratory systems. Plants use their respiratory system, and thus grow, mainly at night, when they don't undergo photosynthesis.


How does a cat's respiratory system work?

Cats are animals and higher order vertebrates so their respiratory systems function just like ours do. Info you find regarding the human respiratory system and it's anatomy will apply.


What is the name for respiratory system?

The respiratory system is the system that handles breathing.


Would smoking affect animals?

yes since animals have the same respiratory system as we do. the same thing would happen


How does whooping cough affect your respiratory system?

The Respiratory System


Why must large animals have a respiratory system?

Animals need to survive and therefore need to complete the process of burning glucose for fuel.


Which body system contains the trachea?

The trachea is the airway in the respiratory system.