A. They are not truly frozen during winter months.B. They have a special process for storing energy.C. They are not harmed by the body-freezing process.D. They have a unique ability to know the temperature. 相关知识点: 试题来源:
Very few animals can survive freezing, " the teacher said. "Even you cannot survive being frozen.But the wood frog can. Now scientists are studying this kind of frog. T hey are studying how it freezes over the winter. They are studying how it thaws when the weather becomes warm. T hey...
Often, frogs will burrow below the frost line to wait out the cold winter months and to keep from freezing solid. Sometimes, they mistake filter media or bio-cubes left in the bio-falls or skimmer as a safe and easy place to bury themselves for winter hibernation. Unfortunately, that may...
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So, prior to winter weather they bulk up with fat and hibernate below the freezing line. They dig down into the soil or move into such places as caverns, abandoned burrows, and under rocks, leaf litter or debris, anywhere they think they’ll be safe in frigid temperatures. Aquatic frogs ...
(每小题2分,共20分)(A)Wood frogs live in cold places in North America. They can live there by freezing themselves! Do you want to know more about them? Just read on.Here's a wood frog. Let's find out how it freezes itself. When the temperature falls below 10℃, its skin will...
It depends on the energy to stay alive in winter.When spring comes, the wood frog can come back to life ina few hours. Everything in its body will work again! It wakesup again!What interesting animals the wood frogs are!1. The wood frog's skin will freeze inwhen thetemperature falls...
Nevertheless, given the massive biochemical and physiological disturbances accompanying tissue freezing, the recovery dynamics in these frogs seem sufficiently rapid to minimize most ecological risks and to permit early spring breeding. The faster recovery of locomotion in R. sylvatica compared with P. ...
but they're still alive in a state of suspended animation. The frogs survive because theirliversproduce glucose that prevents their cells from freezing. They begin to thaw out inspring, and at some point — though scientists aren't sure how — their hearts start beating again and they go on...
Wood frogs spend the winter in a remarkable state: frozen, yet still alive. Once they thaw in spring, they head for ponds to find breeding partners.