They treated zebra fish with extra melatonin during the day, boosting the hormone levels to night-time amounts.

白天，研究人员喂给斑马鱼褪黑素，促进斑马鱼夜晚褪黑素分泌。 翓。

youdao

The zebra fish is one example: You can cut out about 20 percent of a zebra fish's heart, and the heart will grow back to normal.

斑马鱼就是其中一个例子：在切除掉大约20%的斑马鱼心脏后，心脏还可以长回正常的样子。

youdao

And it is so small that there is only room for these tiny zebra fish. But it does comes with miniature plants as well as stones.

因为它太小了，只能容纳那些小斑马鱼，但里面的微型水草和石头却一应俱全。

youdao

Among the other applications of the same genetic technology, one has been on the market for several years: a beautiful ornamental aquarium fish called the Glofish, a zebra fish genetically altered to make it fluorescent.

FORBES: Frankenfish Fatuity

That will make the Belo Monte story even more interesting: big corporate government and miners seek to destroy the livelihood of tens of thousands, possibly extincts some fish like the zebra catfish, according to studies, and floods virgin rainforest in the name of development and future mining profits.

FORBES: Brazilian Mining Company Vale's Avatar Moment

If predators are able to operate only in the same number of dimensions as their prey as is the case for lions and zebra, or barracuda and schooling fish then individuals at the centre of a group really should be safer than those at the edges.

ECONOMIST: Animal behaviour