5. Why do dogs wag their tails?(为什么狗会摇尾巴?) 解析:选择孩子熟悉的动物行为“wag tails”,便于观察和联想动物情绪表达。 Why do frogs live near water?(为什么青蛙住在水边?) 解析:用“live near water”点明动物栖息地特点,引导思考生物与环境的关系。 四、学习与健康类...
Without the sun, plants can't get the food they need to grow, reproduce and survive. Unlike animals, plants are autotrophs, meaning they create their own food source. They use energy from light or from the sun, water and gases from the air to create glucose. This process is photosynthes...
Why do amphibians not need to drink water? Why are there endangered species in grassland biomes? How does acid rain affect amphibians? Why are invasive species favored during ecological succession? How do frogs affect the freshwater biomes?
Explain why frogs cannot live in salty waters. Justify how the use of technology has impacted our understanding of insect vectors. Why do living things need one another? Why do birds small in size feed regularly? Why is carbon so important to living organisms?
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The French have a name for them: grands projets. It does not exactly translate into English, and...Fildes, Christopher
Scientists need money to study and protect animals, but they get less money for animals like frogs and snakes."There are so many TV programs about cats, dogs and bears," Cooke says. To get people interested in less popular animals, Cooke writes stories about them online. She also makes ...
Womack points out that other frogs have evolved bodies just as minuscule as the toadlets, but whether they have similarly poor aerial balance is so far unknown. “We don’t know if it’s a necessary cost,” she says. “Maybe other [frog groups] have found a way to not...
Before answering this question, consider toddlers. Little kids have an egocentric perspective; they believe that when they close their eyes and can’t see other people, other people can’t see them. As children grow older, they outgrow that kind of bias. But do we ever get rid of it comp...
Female Professor: Right. Bigger frogs have deeper voices, so if a smaller frog can imitate that deep voice,well…Male Student: Yeah, I can see how that might do the trick.But uh…anyway …what I wanted to ask was, when you started talking about game theory,well, I know a little bit...