They knew that frogs are amphibians(两栖动物)。Raina said, "I know we are different from frogs. We are not amphibians.2But 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 ...
But there is one frog that is different from other frogs. It is the wood frog.T his frog can freeze (冰冻). T his 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 class."How can a frog thaw?
But there is one frog that is different from otherfrogs. It is wood frog. T his frog can freeze(冰冻).T his frog can thaw(解冻). T his frog can wake upfrom a frozen(冷冻的)sleep.""How can a frog wake up from a frozen sleep?" asked the class. "How can a frog thaw? Are ...
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 class. “How can a frog thaw...
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 class. “How can a frog thaw...
This isnecessary because it is the high levels of glucose inthe frogs'cells that keep them alive during the long,cold winter.28. What's special about wood frogs that just beginhibernation?A. They freeze completely soon.B. They keep freezing and thawing.C. They don't eat anything in the ...
Freeze them.Some frogs simply go into hibernation mode when they are very cold, so if you freeze them first, they might not feel the pain when you kill them. Gig them.Use a frog gig or spear to catch and kill frogs. Gigs are multi-pronged claws that can attach to extended handles, ...
their sex chromosomes can no longer easily admix. Later on, there will be no gene flow any more at all. "In the tree frog species studied by us, it is amazing that the mating and hybridizations appear to happen mainly in the Polish lowlands", says Stöck, "while they rarely do so ...
“There’s pretty complex chemistry behind it,” says McClelland, “but basically (wood frog) cells produce a type of antifreeze that prevents the water from expanding and bursting their cells when it freezes solid. The reason the rest of us can’t freeze solid is because our bodies have ...
Leopard frogsthat live in Colorado's ponds and lakes spend the winters waiting it out at the bottom of the water source. Once at the bottom of a pond, they settle themselves into the mud. According to Boulder County Open Spaces, Northern leopard frogs can respire through their skin but can...