Locusts(蝗虫) are delicious food for birds, but it is not always an easy job for birds to eat them. It is not because locusts are good jumpers or runners. The reason is that the colors of locusts change(改变) with the colors of crops(庄稼). When crops are young, locusts look green...
When crops are green, locusts look green.When crops are brown, locusts change to the 64(相同的)color. Some other insects have to65(出现)only at night. It is because theyhave colors different from plants and birds can find them and eat them. 相关知识点: ...
Some birds like eating locusts (蝗虫),but birds cannot easily catch them.Why?It is because locusts change their eolours together with the change of the colours of crops.When crops are green,locusts look green.But as the harvest time comes,locusts change to the same brown colonr as crops ...
【推荐2】Animals with six legs are called insects. There are more insects than any other kind of animals. Some insects such as locusts (蝗虫) eat crops. They are farmer’s enemies (敌人). We all know there are other animals that eat insects too. They are farmer’s friends. The dragon...
It is because locusts change their colours together with the change of the colours of crops (庄稼). When crops are green, locusts look green. But when the harvest time comes, locusts change to the same brown colour as crops have.
That is not because locusts are good jumpers or runners. That is also not because they are cleverer than their enemies(敌人). The reason is that the colours of locusts change with the colours of crops(庄稼). When crops are young, locusts look green. But when autumn comes, locusts change...
四、用所给词的正确形式填空。eat, notice, difference, easy, enemy xoo∞ωxωx⊙o Do you know why 1 animals or pests()have their special colors? Their colors seem to be used mainly to protect themselves.Some birds like eating locusts(蝗虫), but birds cannot2 catch them. Why? It is ...
a Some birds like eating locusts (蝗虫), but birds cannot easily catch them.Why? It is because locusts change their eolours together with the change of the colours of crops. When crops are green, locusts look green. But as the harvest time comes, locusts change to the same brown colonr...
Do you know why different animals or pests(害虫) have their special colors? Colors in them seem to be mainly used to 1 themselves. Some birds like eating locusts(蝗虫), but birds cannot 2 catch them. Why? It is because locusts change their 3 with the change of the colors of crops. ...
It is because locusts change their___with the change of the colours of crops. When crops are green, locusts become green. But as the harvest time comes, locusts change___the same brown colour as crops have. Some other pests whose colours are different from plants are easily found and ea...