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T he class knew that frogs are different from people. T hey knew that frogs are amphibians(两栖动物)Raina said, "I know we are different from frogs. We are not amphibians. We do not live in the water. But there is one frog that is different from otherfrogs. It is wood frog. T ...
We do not live in the water. But there is one frog that is different from other frogs. It is wood frog. This frog can freeze (冰冻). This frog can thaw (解冻). This frog can wake up from a frozen (冷冻的) sleep.” “How can a frog wake up from a frozen sleep?” asked the...
We do not live in the water. But there is one frog that is different from other frogs. It is wood frog. This frog can freeze (冰冻). This frog can thaw (解冻). This frog can wake up from a frozen (冷冻的) sleep.” “How can a frog wake up from a frozen sleep?” asked the...
How do salamanders obtain food? How do frogs survive in their habitat? What makes an amphibian a chordate? How is the amphibian life cycle still linked to water? How do amoebas feed themselves? How do amphibians survive in the winter?
The class knew that frogs are different from people. They knew that frogs are amphibians (两栖动物). Raina said, “I know we are different from frogs. We are not amphibians. We do not live in the water. But there is one frog that is different from other frogs. It is wood frog. ...
frogs survivedodgymating ballsGrab fast and hang on for hours.A fierce grip is all the courtship finesse a male frog needs in species that reproduce in frenzied mobs.Female European common frogs,however,have at least three moves that help them escape,scientists report October 11 in Royal ...
As the continents moved, ocean currents would have changed the weather patterns in different parts of the world. Various forms of life may have been unable to survive these changes. The best explanation for what happened to the dinosaurs may be a combination of intrinsic and extrinsic theories ...
Now, if you wonder, “how often do African dwarf frogs eat?” the answer is at least three times a week. Pet owners also want to know, “how long can African Dwarf frogs go without food?” Well, they can easily survive without food for 4 to 5 days. But keeping them without food ...
In addition, some frogs, such as dart frogs, have highly toxic substances on their skin that can be used to deter predators. 问题4:Stick bugs protect themselves through mimicry. Their body shape and color are very similar to tree branches, which makes them almost invisible in their natural...