Moles have been found to tolerate higher levels of carbon dioxide than other mammals, because their blood cells have a special and unique hemoglobin protein.
This is because their blood cells have a special and unique hemoglobin protein. Moles have been found to tolerate higher levels of carbon dioxide than other mammals.
Moles have been found to tolerate higher levels of carbon dioxide than other mammals. This is because their blood cells have a special and unique hemoglobin protein.
Moles have been found to tolerate higher levels of carbon dioxide than other mammals. This is because their blood cells have a special and unique hemoglobin protein.