| 释义 |
Definition of snow flea in English: snow fleanoun Either of two small insects that appear on or near snow in northern regions or on mountains. 在北方或高山雪地或其附近发现的两种小虫之一 a springtail that often swarms on snow, making it appear black (family Isotomidae, including the Alpine Isotoma saltans and the North American Hypogastrura nivicola). a small flightless scorpion fly which feeds on mosses (family Boreidae, including the Eurasian Boreus hyemalis); North American name: snow scorpion fly. Example sentencesExamples - The rest of us will have to be content to read the reports of others such as Henry David Thoreau who included comments about snow fleas in his journal in January 1860.
- There are some species of snow flea however that does not have this organ.
- Mating swarms of golden snow fleas are seen on and around melting snow in June on the summit of Mount Revelstoke.
- Although we typically find snow fleas in March, you may see them anytime during the winter.
- In adapting to life on ice, algae have provided food for the snow flea and many other wee creatures of the ice.
- They note that the snow flea antifreeze proteins do not resemble the antifreeze proteins of moths and beetles, which are rich in another amino acid, threonine.
- For the woolly bear, the woodchuck, the spruce tree, the snow flea, and the meteorologist, winter is perfect.
- Some people become worried by the vast numbers of snow fleas and their sudden appearance on the ground.
- Their name aside, snow fleas are not fleas and they never bite.
- Scientists have discovered new secrets from a tiny snow flea that can survive in freezing conditions.
- One kind of snow flea eats smaller springtails, but when the sap rises late in winter, most species congregate near outbreaks of the sweet flow.
- A new antifreeze protein discovered in tiny snow fleas by Canadian researchers may allow organs to be stored longer before being transplanted.
- This spring-loaded stunt is responsible for the jumping antics we noticed in those first snow fleas we found.
- The scientists isolated the gene for green opsins from 11 species of scorpionflies, snow fleas, and true fleas.
- Once the ancestors of fleas split from snow fleas 160 million years ago, they continued this trend.
- Even though the snow flea prefers colder weather they are present throughout the year.
- We have been told they are snow fleas but nobody knows how to get rid of them.
Definition of snow flea in US English: snow fleanoun Either of two small insects that appear on or near snow in northern regions or on mountains. 在北方或高山雪地或其附近发现的两种小虫之一 a springtail that often swarms on snow, making it appear black (family Isotomidae, including the Alpine Isotoma saltans and the North American Hypogastrura nivicola) a small flightless scorpionfly that feeds on mosses (family Boreidae, including the Eurasian Boreus hyemalis) Example sentencesExamples - The scientists isolated the gene for green opsins from 11 species of scorpionflies, snow fleas, and true fleas.
- Although we typically find snow fleas in March, you may see them anytime during the winter.
- Some people become worried by the vast numbers of snow fleas and their sudden appearance on the ground.
- Mating swarms of golden snow fleas are seen on and around melting snow in June on the summit of Mount Revelstoke.
- Once the ancestors of fleas split from snow fleas 160 million years ago, they continued this trend.
- We have been told they are snow fleas but nobody knows how to get rid of them.
- One kind of snow flea eats smaller springtails, but when the sap rises late in winter, most species congregate near outbreaks of the sweet flow.
- Scientists have discovered new secrets from a tiny snow flea that can survive in freezing conditions.
- A new antifreeze protein discovered in tiny snow fleas by Canadian researchers may allow organs to be stored longer before being transplanted.
- The rest of us will have to be content to read the reports of others such as Henry David Thoreau who included comments about snow fleas in his journal in January 1860.
- Their name aside, snow fleas are not fleas and they never bite.
- In adapting to life on ice, algae have provided food for the snow flea and many other wee creatures of the ice.
- This spring-loaded stunt is responsible for the jumping antics we noticed in those first snow fleas we found.
- There are some species of snow flea however that does not have this organ.
- Even though the snow flea prefers colder weather they are present throughout the year.
- For the woolly bear, the woodchuck, the spruce tree, the snow flea, and the meteorologist, winter is perfect.
- They note that the snow flea antifreeze proteins do not resemble the antifreeze proteins of moths and beetles, which are rich in another amino acid, threonine.
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