染雾Butterfly英语作文 篇一
Butterflies are beautiful insects that have captured the fascination of people all over the world. With their vibrant colors and graceful flight, butterflies are often seen as symbols of beauty and transformation. In this essay, we will explore the life cycle of a butterfly and learn more about these incredible creatures.
The life cycle of a butterfly begins with the egg stage. Female butterflies lay their eggs on the leaves of plants, and these eggs are usually very small and round. After a few days, the eggs hatch, and tiny caterpillars emerge. These caterpillars have a voracious appetite and spend most of their time eating leaves to fuel their rapid growth. As they grow, their skin becomes too tight, and they shed it multiple times in a process called molting.
After a few weeks, the caterpillar enters the pupa stage. It attaches itself to a branch or leaf and forms a chrysalis around its body. Inside the chrysalis, the caterpillar undergoes a remarkable transformation. Its body liquefies, and from this liquid, a completely new creature emerges - the butterfly. This process is called metamorphosis and is one of the most incredible transformations in the animal kingdom.
Once the butterfly emerges from the chrysalis, it spends some time waiting for its wings to dry and harden. During this time, it is vulnerable and must be careful to avoid predators. Once its wings are ready, the butterfly takes flight for the first time. Butterflies have a unique way of flying, using a combination of flapping and gliding to navigate through the air. They are known for their graceful and delicate flight patterns.
Butterflies feed on the nectar of flowers, using their long proboscis to suck up the sweet liquid. As they feed, they also help to pollinate the flowers, playing an important role in the ecosystem. Some species of butterflies migrate over long distances, traveling hundreds or even thousands of miles to reach their breeding grounds.
In conclusion, butterflies are fascinating creatures that undergo a remarkable transformation from egg to butterfly. Their vibrant colors and graceful flight make them a beloved symbol of beauty and transformation. By learning more about butterflies, we can appreciate the wonders of nature and the incredible diversity of life on our planet.
Butterfly英语作文 篇二
Butterflies are not only beautiful creatures but also play an important role in the ecosystem. In this essay, we will explore the ecological significance of butterflies and learn more about their impact on the environment.
One of the most important roles of butterflies is their contribution to pollination. As butterflies feed on the nectar of flowers, they inadvertently transfer pollen from one flower to another. This helps to fertilize the flowers and enable them to produce fruits and seeds. Without butterflies and other pollinators, many plant species would struggle to reproduce, leading to a decline in biodiversity.
Butterflies also serve as indicators of the overall health of an ecosystem. As sensitive creatures, they are highly affected by changes in their environment. The presence or absence of certain butterfly species can provide valuable information about the state of an ecosystem. If certain butterfly species start to decline, it may indicate that there are underlying issues such as habitat destruction, pollution, or climate change.
Furthermore, butterflies are an important food source for other animals. Birds, bats, and reptiles are among the predators that feed on butterflies. By providing a food source for these animals, butterflies contribute to the balance of the food chain. Their presence helps to support the survival of other species in the ecosystem.
Butterflies also have cultural and economic significance. They are often seen as symbols of beauty, transformation, and freedom in various cultures around the world. Many people enjoy watching butterflies and have even created butterfly gardens to attract these creatures. Additionally, butterfly farming has become a popular industry in some countries, as the sale of live butterflies and their pupae can generate income and provide employment opportunities.
In conclusion, butterflies are not only beautiful insects but also play a crucial role in the ecosystem. Their contribution to pollination, their role as indicators of ecosystem health, and their importance as a food source for other animals highlight their ecological significance. By understanding and appreciating the importance of butterflies, we can work towards conserving their habitats and ensuring their survival for future generations.
蝴蝶的英语作文 篇三
Most varieties of butterflies will also need some sort of shelter from wind.Although they really like open areas with a lot of sun,you'll probably need to provide some sort of windbreak to protect them from high winds that can disturb them.
Butterflies often congregate by the edges of mud puddles.You've probably seen this before.It isn't known exactly why butterflies enjoy mud puddles so much,but it's thought that it may be certain minerals that are present in the muddy water.If you want to attract a lot of butterflies,you might consider keeping some damp areas in your garden.
Female butterflies need plants that can be eaten by the caterpillars that hatch from their eggs.Black swallowtails prefer dill and parsley,for example.Monarch butterflies typically only lay their eggs on milkweed.Female butterflies spend a lot of time searching for these plants to lay their eggs on.
Adult butterflies eat nectars from various flowers.Flowers that contain a lot of nectar are especially attractive to butterflies.These flowers are usually brightly colored and sweetly scented.Some species of butterflies feed on the honeydew produced by aphids.Some even feed on plant spa,bird feces,or rotting fruit!
Your butterfly garden should contain at least one big patch of flowers that will attract butterflies.You may want to get flowers that bloom in sequence,because this will keep butterflies visiting your garden more often.
You should bear in mind that many flowers that are preferred by butterflies
are considered weeds.For example,dandelion is very attractive to several types of butterflies.Thistle is another weed that many types of butterflies enjoy.
If you have an herb garden or vegetable garden,you may notice some butterflies congregating on some of your plants there.The European cabbage butterfly enjoys broccoli,cabbage,and other cruciferous vegetables.The black swallowtail often frequents herbs such as dill and parsley.
Don't use insecticides in your garden unless absolutely necessary,because they can kill caterpillars.Some insecticides can also kill the adult butterflies if they light on plants that have been treated,or if they drink nectar that was polluted by poison.
Some flowers you should plant if you like to attract butterflies include cruciferous vegetables like broccoli and cabbage,herbs like parsley and dill,and many types of flowers.Some great flowers for butterfly gardens include asters,lilacs,verbena,zinnias,cosmos,marigolds,sunflowers,thistles,butterfly bush,bee balm,and sweet pea.
Making your garden hospitable for butterflies doesn't take a lot of extra work.Simply keeping a small wet area for them and planting a few plants that they'll enjoy is often enough to attract a number of butterflies.
蝴蝶的英语作文 篇四
there was a time in my life when beauty meant something special to me. i guess that would have been when i was about six or seven years old, just several weeks or maybe a month before the orphanage turned me into an old man.
i would get up every morning at the orphanage, make my bed just like the little soldier that i had become and then i would get into one of the two straight lines and march to breakfast with the other twenty or thirty boys who also lived in my dormitory.after breakfast one saturday morning i returned to the dormitory and saw the house parent chasing the beautiful monarch butterflies who lived by the hundreds in the azalea bushes strewn around the orphanage.
i carefully watched as he caught these beautiful creatures, one after the other, and then took them from the net and then stuck straight pins through their head and wings, pinning them onto a heavy cardboard sheet. how cruel it was to kill something of such beauty. i had walked many times out into the bushes, all by myself, just so the butterflies could land on my head, face and hands so i could look at them up close.
when the telephone rang the house parent laid the large cardboard paper down on the back cement step and went inside to answer the phone. i walked up to the cardboard and looked at the one butterfly who he had just pinned to the large paper. it was still moving about so i reached down and touched it on the wing causing one of the pins to fall out. it started flying around and around trying to get away but it was still pinned by the one wing with the other straight pin. finally it`s wing broke off and the butterfly fell to the ground and just quivered.
