We’re rewarding the question askers & reputations are being recalculated! Read more.

The lungs are the respiratory organ which allows the take-up of oxygen and the release of CO2. They are present in most animals which breathe air including many fish species.

There is no tag wiki for this tag … yet!

Tag wikis help introduce newcomers to the tag. They contain an overview of the topic defined by the tag, along with guidelines on its usage.

All registered users may propose new tag wikis.

(Note that if you have less than 20000 reputation, your tag wiki will be peer reviewed before it is published.)

history | excerpt history