Man has invented ways to keep warm, but how do animals defend themselves They cannot reason in the sense that man can, but nature has taken care of the animal kingdom by providing animals with special instincts (本能). One of these instincts is known as hibernation (冬眠).
"Sleeping like a dormouse (榛睡鼠)" is not only a common saying but is a reality. When winter comes, the dormouse and other hibernating animals have reached a well- nourished state. They eat very well in warmer days laying down fat in the tissues of their bodies and during hibernation this keeps them alive. Safe in their nests, or burrows (地洞), they sleep soundly until the warmth of spring arrives.
Bats, tortoises, snakes, frogs, even insects like butterflies, hibernate more or less completely. Some, like the squirrels (松鼠), sleep during coldest weather but are roused (弄醒) by a warm spell (暖流). During hibernation, th
A. It moves about to keep warm
B. It grows thicker fur
C. It stores fat before hibernation
D. It goes to warmer areas
Man has invented ways to keep warm, but how do animals defend themselves They cannot reason in the sense that man can, but nature has taken care of the animal kingdom by providing animals with special instincts (本能). One of these instincts is known as hibernation (冬眠).
"Sleeping like a dormouse (榛睡鼠)" is not only a common saying but is a reality. When winter comes, the dormouse and other hibernating animals have reached a well- nourished state. They eat very well in warmer days laying down fat in the tissues of their bodies and during hibernation this keeps them alive. Safe in their nests, or burrows (地洞), they sleep soundly until the warmth of spring arrives.
Bats, tortoises, snakes, frogs, even insects like butterflies, hibernate more or less completely. Some, like the squirrels (松鼠), sleep during coldest weather but are roused (弄醒) by a warm spell (暖流). During hiber
A. normally
B. at a slower rate
C. at a faster rate
D. irregularly
Man has invented ways to keep warm, but how do animals defend themselves They cannot reason in the sense that man can, but nature has taken care of the animal kingdom by providing animals with special instincts (本能). One of these instincts is known as hibernation (冬眠).
"Sleeping like a dormouse (榛睡鼠)" is not only a common saying but is a reality. When winter comes, the dormouse and other hibernating animals have reached a well- nourished state. They eat very well in warmer days laying down fat in the tissues of their bodies and during hibernation this keeps them alive. Safe in their nests, or burrows (地洞), they sleep soundly until the warmth of spring arrives.
Bats, tortoises, snakes, frogs, even insects like butterflies, hibernate more or less completely. Some, like the squirrels (松鼠), sleep during coldest weather but are roused (弄醒) by a warm spell (暖流). Dur
A. sleeping longer on cold days
B. sleeping badly
C. sleeping with a lower heartbeat rate
D. sleeping with little breathing
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