Ventilation, acidosis and blood chemistry

[murrindindi]

Originally Posted by Pirarucu

Well, animals such as those in the prasinus complex don't spend a lot of time in burrows, or even on the ground. The higher up you are, the less stagnant the air is. In addition, rainforests are of course full of plants, and plants put off oxygen. Those two things combined mean the air quality in the rainforest canopy is somewhat high.
Of course, the air on savannas would not be particularly shabby outside of burrows, since there would be fewer things obstructing air flow than at least the lower levels of the rainforest.

I thought we were discussing captive conditions (the matchbox with some twigs and dirt)!