每次旅行回来,他的船都装满了贵重的东西,比如金子和珍宝,还有外国客人和像长颈鹿这样的奇怪动物。
He returned from each trip with boats filled with expensive things such as gold and treasures, foreign guests and strange animals like a giraffe.
是像今天的长颈鹿一样竖直伸展,还是和地面平行地水平伸展呢?
Could they stretch their tall necks upright, as giraffes do today, or did they hold them horizontally, more parallel to the ground?
像长颈鹿,它的头可能永远不会低于心脏。
With a giraffe, for example, its head may never be lower than its heart.
表观遗传学的研究,像拉马克的长颈鹿一样揭示某些东西,的确表明后天获得特征能够被遗传,并且让拉马克不会再蒙冤。
Research on epigenetics, while yet to uncover anything as dramatic as Lamarck's giraffes, does suggest that acquired traits can be heritable, and that Lamarck was not so wrong after all.
这一称呼源自索马里语,字面意思是“像长颈鹿一样的脖子”,这也在它的英文名字中得到了体现。
This is from the Somali language and literally means 'neck like a giraffe 'and this is reflected in its English name.
这似乎有点像拉马克教科书中的例子,能演化出最长脖子的长颈鹿,通过足以帮助捕食基因的身体长度设立了适应性的标志。
It may seem like a textbook example of Lamarckism, but giraffes who can evolve the most stretch in their necks can stake out an adaptation with their bodies long enough for their genes to catch up.
长颈鹿的侧身像这里,霞光里,在博茨瓦纳河道三角洲的地平线上,三只长颈鹿伸长了他们的脖子。
Giraffe Silhouettes Here, three giraffes in Botswana's Okavango Delta stretch their necks above the horizon before a glowing orange sky.
稀树大草原图片。长颈鹿,像这样在肯尼亚的马赛马拉国家保护区之一,是少数动物饲料在稀疏的树木群落的大草原。
Giraffes, like this one in Kenya's Masai Mara National Reserve, are among the few animals that feed on the sparse tree populations of the savanna.
稀树大草原图片。长颈鹿,像这样在肯尼亚的马赛马拉国家保护区之一,是少数动物饲料在稀疏的树木群落的大草原。
Giraffes, like this one in Kenya's Masai Mara National Reserve, are among the few animals that feed on the sparse tree populations of the savanna.
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