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.
This eagle is the worldâs largest in terms of length. The nape of the birdâs neck is covered in elongated feathers, which form a shaggy, âlion-likeâ crest, which is cream and brown in colour. Between two large blue eyes, it has a large, deep, hooked bill which is a dark, bluish-grey.