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Breathing in the Air : The Lungs

The results below show the volumes of the lungs of various mammals compared to their body masses.

1. Use the graph paper below to plot these results. Remember to label your axes. The vertical axis represents the lung volume /dm³and the horizontal axis represents the body mass /kg.

2. What do you observe when you compare these animals of different sizes and their lung volumes?
3. The badger has a body mass of about 12kg. What would you expect its lung volume to be?

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