The sand martin is a brown bird with white underneath.
崖沙燕是一种腹部为白色的褐色的鸟。
The bald eagle is a large, powerful, brown bird with a white head and tail.
白头鹰体形很大，动作有力，羽毛呈灰色，脑袋和尾巴呈白色。
A kiwi is a grayish brown bird which is about as big as a chicken.
几维鸟是大小如鸡的灰褐色的鸟。
A kiwi is a grayish brown bird which is about as big as a chicken.
几维鸟是大小如鸡的灰褐色的鸟。
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