elephant bird

基本解释

At 10ft tall and weighing 1, 000lbs, the elephant bird - related to ostriches and emus - is the largest bird ever to have lived.
高近10英尺、重约1000英镑的象鸟，与鸵鸟、鸸鹋属近亲，是迄今发现的地球上存活过的最大的鸟。
They also got DNA from the egg ofthe elephant bird of Madagascar; at 160 times the volume of a chicken'segg, it is the largest bird's egg known.
他们也从一只象鸟蛋中分离出了DNA；这只蛋是鸡蛋体积的160倍，是已知最大的鸟蛋。
The elephant bird evolved at a time when birds ruled the earth and probably existed on Madagascar for 60 million years until dying out in the 17th century.
象鸟起源于地球上鸟类的繁盛期，据推测在马达加斯加地区存活了近6000万年，直至17世纪这一物种才灭绝。