The sounds they make in spring and summer are different too. One frog makes a sound like a dog barking. Another frog makes a loud noise like a snore (鼾声). There is even a frog that whistles (吹口哨)! Isn't it interesting?( ) From the passage, we can learn that tree frogs ...
根据“Tree frogs have long legs and sticky pads (黏性肉垫). The sticky pads help them stay in the trees and jump easily.”(树蛙有长腿和黏性肉垫。黏性肉垫帮助它们待在树上并且轻松跳跃。)可知是黏性肉垫帮助树蛙待在树上。答案是 C。 文中提到 “Tree frogs are hard to find. They can change ...
(2003). Genetic benefits of a female mating preference in gray tree frogs are context-dependent. Evolution, 57(4), 883e893.Welch AM (2003) Genetic benefits of a female mating preference in gray tree frogs are context-dependent. Evolution 57:883–893...
There are a variety of different frog species classified as tree frogs. However, they are not technically related with a common arboreal ancestor. The trait of tree-dwelling seems to have evolved independently among different groups of frogs....
Why are tree frogs hard to find? ( )Why are tree frogs hard to find? ( ) A. Because they live in trees. B. Because they can change colors. C. Because their eyes are different. D. Because they can make different sounds. 答案: B...
Some tree frogs' eyes are gold, and those of the others are bright red. The sounds they make in spring and summer are also different. One frog makes a sound like a dog barking. Another frog makes a loud noise like a snore. There is even a frog that whistles! 闯关我最棒 I. ...
These frogs are hard to find because ___、A、 they stay in treesB、 they can change their colorsC、 they have sticky padsD、 they make surprising sounds( ) 相关知识点: 试题来源: 解析 B 题目要求解释为什么这些青蛙难以被发现,需要逐一分析选项: - **A. 它们待在树上**:虽然树栖可能减少...
短文改错短文有十行,其中一行是对的,其他每行有一错,请在错词下划线,并改正后写在后面横线上。 Tree-frogs are interesting birds. 1.___ They live on trees.They have long legs 2.___ and wide foot.It is very strange 3.___ that they...
Some frogs' eyes are deep red, and some are bright red. The sounds they make in spring and summer are different, too. One frog makes a sound like a dog barking. Another frog makes a loud noise like a snore(鼾声). There is even a frog that whistles(吹口哨)! ...
Birds live in trees. Squirrels (松鼠) live in trees. But do you know that some frogs live in trees,too? Tree frogs are hard to find. They can change 1colors. On green leases,they stay green. On a brown branch,they keep brown. Some tree frogs can change from green to gold or blue...