The left lung is smaller than the right lung.
Science Facts

The left lung is smaller than the right lung.

The Left Lung is smaller so there is enough room for the heart. Due to the slight size difference, the right lung has three lobes whereas the left lung only has two lobes

The left lung is smaller than the right lung.

The Left Lung is smaller so there is enough room for the heart. Due to the slight size difference, the right lung has three lobes whereas the left lung only has two lobes.