Exact(8)
Although differential expression of PPARs and their co-activators (e.g., RXR) has been investigated in some hibernating mammals during different phases of hibernation [ 21, 23- 26], the evolution of PPARα in hibernating bats remains unknown.
Some hibernating mammals also broke cover and started foraging.
Boxes were built into the eaves to help out some hibernating bats.
In some hibernating bats the granulosa cells are filled with glycogen, or animal starch, which may be a source of energy.
Plus, some hibernating animals wake up at regular intervals.
So important is fat to some hibernating animals that if they are starved as winter approaches, they preferentially preserve adipose tissue, and oxidize lean tissue instead (Dark, 2005).
Similar(52)
While in Europe bats tend to hibernate isolated or to form small clusters, in North America, some hibernacula are characterized by very large aggregations of hibernating bats, amounting to thousands of individuals.
Each of them has its own finicky habits: some like mucky water, some like clear water, some die in the cold, some hibernate till spring.
Discover where and why animals migrate, investigate how some hibernate, and explore what adaptations various creatures have to insulate themselves from the cold.
Some of these larger forms are permanent residents of the dark, subsurface layers; some hibernate or spend certain parts of their life cycles in underground chambers; some come and go freely between their burrows and the upper world.
Some people argue that it's best seen as a mixture of maladaptive or pathological withdrawal and so-called conservation withdrawal, which may be useful in some circumstances: hibernating, avoiding danger, saving energy.
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