good way to avoid the cold is to sleep through it.Many animals hide during the winter.Their bodies slow down.They save their energy (精力).They do not eat.They depend on their fat (脂肪).They do this until food returns.We call this hibernation (冬眠).Snakes,fro...
hibernation (冬眠).Snakes,bears,and frogs hibernate. Some animals keep food in their homes.They do not sleep all winter,but they do much less.They (7)l ive on what they save in the summer and fall.This is what squirrels,beavers,and raccoons do. ...
Similar to boreal toads,Colorado's wood frogsoverwinter in burrows. However, their holes are dug into the soil. Because the temperature drops below freezing underground, the water in the wood frog's body freezes. As a result, their hearts actually stop beating, ice forms in the coelomic cavit...
Although ice crystals form under the skin when frogs hibernate in the winter, a high concentration ofglucose occurring naturally in the frog's organs prevents the animal from freezing. Even when a deep freeze causes the frog's heart to stop beating and the frog to stop breathing, the body w...
What do bears, bats and frogs have in common? They all hibernate. Hibernation is a state often compared to sleep. It usually occurs in winter, when a creature does not move for weeks or months continuously. Creatures hibernate to survive the cold weather and the absence of food. A typical...
Colin saw it all.He watched the(3)as they happened.He spent all day there.He learnt a lot of things about the animals in the wood. One morning the children were in the secret garden as usual .When Ben Weather staff...
Snakes, frogs and bears hibernate in winter.Many animals stay active in winter and adapt to (适应) the cold weather. Some animals save food in summer and autumn and eat it in winter. This is what squirrels do. Other animals make changes in their bodies or behavior...
Frogs hibernate at the bottom of 5 . The water does not freeze there. Bats hibernate in caves 6 upside down. Many animals 7 active in winter. Rabbits grow new thicker fur to stay 8 . Squirrels gather nuts and 9 them to eat during the winter. And just like animals,...