FIRST DOWN. All progress in a football game is measured in yards. The offensive team tries to get as much yardage as it can to try and move closer to the opponent's end zone. Each time the offense gets the ball, it has four downs, or chances, in which to gain 10 yards.
The largest eagle species in the world is the Pithecophaga jefferyi or Philippine eagle. This species of eagle is on the critically endangered list due to the rapid decline in habitat, which is the tropical rainforest. Keep Learning.
The Wedge-tailed eagle (Aquila Audax), is Australiaâs largest bird of prey (wingspan up to 2.3m) and one of the largest eagles in the world. The Wedge-tailed Eagleâs scientific name is derived from the Latin Aquila meaning eagle and Audax meaning bold (Bold Eagle).Eagles are a member of the Accipitridae family, which also includes Osprey, Kites, Goshawks and Harriers.he Wedge-tailed Eagle is one of twelve species of large predominantly dark-coloured eagles in the genus Aquila found worldwide. A large brown bird of prey, it has a wingspan of up to 2.27 metres and a length up to 1.04 metres.