On one particular United States island, wild pigs themselves became an attractive food source for a species of mainland eagle.

在美国个岛屿上，野猪成为鹰有吸引力食物来源。

Even further back, there was an eagle relative with an almost 10 foot wingspan that stalked the skies over Southern Australia.

更早以前，有鹰近亲，翼展接近三米，曾在澳利亚南部天空中盘旋。

Even maotou ying is a type of ying, and so there are these big birds of prey, okay, that they prey upon other animals or smaller birds, but hawks and eagles are very similar.

即使是猫头鹰也属于鹰，所以这些猛禽会捕食其他动物或更小鸟类，但鹰和鹰非常相似。

The bald eagle is indigenous to North America, so it was logical that if the founders of the new republic of the United States were going to pick an eagle, they would pick the bald eagle.

秃鹰原产于北美，因此， 如果美国这个新兴共和国缔造者们要选择鹰作为象征， 那么选择秃鹰是合乎情理。