Claim: Steve Irwin was from the Southern Hemisphere.

The Southern Hemisphere is the half sphere of Earth which is south of the equator . It contains all or parts of five continents -LRB- Antarctica , Australia , about 90 % of South America , the southern third of Africa , and several southern islands off the continental mainland of Asia -RRB- , four oceans -LRB- Indian , South Atlantic , Southern , and South Pacific -RRB- and most of the Pacific Islands in Oceania . Its surface is 80.9 % water , compared with 60.7 % water in the case of the Northern Hemisphere , and it contains 32.7 % of Earth 's land .   Due to the tilt of Earth 's rotation relative to the Sun and the ecliptic plane , summer is from December to March and winter is from June to September . September 22 or 23 is the vernal equinox and March 20 or 21 is the autumnal equinox . The South Pole is in the middle of the southern hemispherical region .