难词注解教材原文课文翻译The solution to the mystery of the monarch's amazing⑤solution n.解决,ability comes at a time when it is in serious troubl e. Its解决方法population has crashed⑧ by as much as⑩ 90 per cent@ in在黑脉金斑蝶陷入the solution the last few years. Sadly, human ...
4. Our study demonstrates that the relationship between temperature and monarch caterpillar pigmentation seen in laboratory settings is also apparent in nature, although with considerable variation. Our study also highlights the utility of online biodiversity repositories such as iNaturalist for characterising...
When Andy Davis, a conservation physiologist at the University of Georgia, noticed online videos of roadside monarch caterpillars (毛毛虫) apparently trembling (颤抖) as cars came by, he wondered how the constant noise might affect them. Davis built a custom caterpillar heart monitor, fitting a ...
“We think about monarchs as being these beautiful, dazzling creatures that fly around and pollinate flowers and lay eggs,” Adriana Briscoe, a butterfly researcher at the University of California, Irvine, who wasn’t involved in the study, tells theTimes. “We don’t usually think of them ...
If you are wondering how long a monarch butterfly lives, the answer is that it depends on how you are asking the question. You see, the monarch butterfly isn't born a butterfly.It starts 56.(it) life as a tiny egg about the size of a pinhead (针头). A caterpillar hatches (孵出...
As a healthy habitat is vital for biodiversity and biodiversity is critical to a sustainable agriculture system, we can all do our part to be good stewards of the land. In particular, farmers and ranchers live and farm the land that includes much of the historical monarch habitat, putting the...
As you probablyknow, butterflies begin as caterpillars. Monarch butterflies lay eggs on milkweed plants,and when an egg hatches, the young caterpillar, or larva, begins to eat the milkweed. Thecaterpillar will eat the plant for about two weeks and grow to approximately two incheslong. The ...
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(measure)the position of the sun, ⑨allows the butterfly to determine the way to go.The solution to the mystery of the monarch's amazing ability comes at a time when it is in serious trouble, and its population ⑩(crash)by as much as 90 per cent in the last few years.Human ...