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.
Queen Alexandra's Birdwing (Ornithoptera alexandrae) is the largest butterfly in the world, with females reaching wingspans slightly in excess of 25 cm (9.8 inches).It is restricted to the forests of the Oro Province in eastern Papua New Guinea.rom Wikipedia, the free encyclopedia. Queen Alexandra's Birdwing (Ornithoptera alexandrae) is the largest butterfly in the world, with females reaching wingspans slightly in excess of 25 cm (9.8 inches). It is restricted to the forests of the Oro Province in eastern Papua New Guinea.