adelie penguin

同根派生

A adelie penguin in summer sunshine
沐浴阳光的阿德利企鹅
Adelie penguins, for instance, employ yawning as part of their courtship ritual.
比如说吧，对大型企鹅来讲，张大嘴打哈欠就是它们求偶仪式中的一部分。
Male Adelie penguins help their mates rear the young and, without close inspection, the two sexes are nearly indistinguishable.
雄性的阿德利企鹅会协助它们的配偶抚养幼仔，如果不仔细观察，两个性别几乎很难分辨。
Adelie penguins live on the Antarctic continent and on many small, surrounding coastal islands. They spend the winter offshore in the seas surrounding the Antarctic pack ice.
阿德利企鹅生活在南极大陆和周边许多小岛上。整个冬天他们都会在南极冰盖周围的海上度过。
In the northwestern coast of the Antarctic peninsula, where warming has been fastest, populations of adelie penguins have dropped by 65 percent over the past 25 years, it said.
报告显示，南极半岛西北沿岸之暖化速度最快，造成阿德利企鹅于过去廿五年减少百分之六十五。