American football positions four linebackers, and four defensive backs (two cornerbacks, a strong safety, and a free safety) Special teams are units that are on the field during kicking plays. While many players who appear on offensive or defensive squads also play similar roles on special teams (offensive linemen to block, or defensive players to tackle) there are some specialist roles which are unique to the kicking game. American football positions In American football each team has 11 players on the field at one time. The specific role that a player takes on the field is called his position. Under the modern rules
Australian football at the 1956 Summer Olympics the Olympic Games. To an outsider, the game features elements of association football, gaelic football, and rugby. It is played on a grass surface with an oval ball, in four 20-minute quarters. Also, at the time of the Olympic Games, a team consisted of eighteen players and two reserve players (each of whom could substitute for a player on the field, with the substituted player being unable to resume their place on the field under any circumstances). Like today, the goals consisted of an inner and outer pair of posts, where the scoring was six points for a goal (between