The northern white rhinoceros, which actually is grey, is extinct in the wild.

实际上是灰色的北白犀已经在野外灭绝。

There are two sub-species of white rhinoceros, northern white rhinos and southern white rhinos.

白犀牛有两个亚种，北方白犀牛和南方白犀牛。

It's like a gigantic white rhinoceros on steroids. Its head always faces you.

它就像是一头注射了兴奋剂的白犀牛。它总是把正面对着你。

The plan is similar to one for the African northern white rhinoceros, of which there are only just two left.

这个计划与非洲北部白犀牛的计划类似，非洲北部白犀牛现在只剩下两头。

With the weight of between three and five tons, the white rhinoceros checks in as the planet's second largest land mammal.

白犀牛的体重在3 - 5吨之间，它是地球上第二大陆地哺乳动物。

The world's last known male northern white rhinoceros has died.

世界上最后一头已知的雄性北方白犀牛已经死亡。

" So we hope that within three years we will have been able to create the first northern white rhino baby. So we can let it live with the two remaining northern white rhinoceros females in Kenya" .

所以我们希望在三年内能够创造出第一只北方白犀牛幼崽。这样我们可以让它和肯尼亚仅存的两只雌性北部白犀牛一起生活。