结果1 题目Dolphins are mammals. How do dolphins breathe? A. Through gills. B. Through lungs. C. Through skin. 相关知识点: 试题来源: 解析 B。海豚是哺乳动物,用肺呼吸。选项 A 是鱼类用鳃呼吸;选项 C 不是海豚的呼吸方式。反馈 收藏
“So they breathe too much before they swim; they lower the carbon dioxide in their blood, which means they can hold their breath longer,” Lindholm explains. In fact, kids who like to swim underwater at the pool sometimes teach themselves to do this, too, but are then at risk of ...
How do members of the phylum Nematoda breathe? How are lungs in amphibians, reptiles and mammals different? What adaptations help frogs live in water? How amphibians regulate body temperature? How do amphibians live a double life? How does the frog's integumentary system aid in survival? Do fr...
Humans are involuntary breathers, meaning they breathe without thinking about it and have a breathing reflex that kicks into gear when they are sleeping or are knocked unconscious. You can't forget to breathe, and you don't stop breathing when you are asleep. This pattern also allows whales t...
feathersandmostbirdscanfly.Thewingsandfeathershelpthemflyandthefeathershelpkeepthemwarm.Birdslayeggswithhardshells.Theykeepthebabybirdsinsidesafefromanimalsthatwanttoeatthem.FishFishhavegillstohelpthembreatheinwater.Scalesallovertheirbodieshelpkeepthemsafefromd___22___fishthatwanttobitethem.Theydonth___23__...
Amazing Spiders: Strange and Interesting Arachnid Facts 8 Unusual Facts About Spiders How Many Eyes Does a Spider Have? What Do Spider Eyes Look Like? Most Dangerous Spiders in California
How do lobsters breathe? Lobsters have developed the ability to breathe underwater, using gills concealed in the carapace just behind the skull. Gills are most effective in seawater, but lobsters can remain alive for weeks when they’re cool and humid. If they’re in smaller water bodies with...
How do amphibians use roads? How does a frog breathe? What type of amphibians are oviparous? How are amphibians similar to birds? What adaptations differentiate reptiles from amphibians? How are reptiles and mammals different from amphibians?
Do fish have lungs? No, fish have gills instead of lungs as we do because human lungs need to be dry to work properly. Learn more about lungs with our lung model! While fish require less energy and thus less oxygen to live than humans or other mammals, they still need some oxygen. ...
C.how mammals lose their fur D.how mammals have thick fur coats 2 What is the section “Breathing Out, Cooling Down” mostly about? A.how animals breathe in and out B.how panting can get rid of heat C.how heat ...