Oxygen is necessary to sustain most terrestrial life. Oxygen is used in cellular respiration and many major classes of organic molecules in living organisms contain oxygen, such as proteins, nucleic acids, carbohydrates, and fats, as do the major constituent inorganic compounds of animal shells, teeth, and bone.
From wingtip to wingtip, P. sandersi measured at least 6.4 meters. The wandering albatross, the worldâs largest living bird, has a wingspan of 3.5 meters, and the giant, extinct South American condor, Argentavis magnificens, was right around 6 meters.
It was often confused with the Tristan Albatross and the Antipoden Albatross as belonging to the same species, some authors still consider them as the same species. The Wandering Albatross is one of the largest living birds in the world, with the largest wingspan of any living bird at a wingspan of about 3.5m (12 ft).t was often confused with the Tristan Albatross and the Antipoden Albatross as belonging to the same species, some authors still consider them as the same species. The Wandering Albatross is one of the largest living birds in the world, with the largest wingspan of any living bird at a wingspan of about 3.5m (12 ft).