Skip to content
Skip to main content

About this free course

Become an OU student

Download this course

Share this free course

Animals at the extremes: hibernation and torpor
Animals at the extremes: hibernation and torpor

Start this free course now. Just create an account and sign in. Enrol and complete the course for a free statement of participation or digital badge if available.

Entrance into hibernation of two marmots: (a) a smooth entry, (b) an irregular entry. The blue and orange bars indicate periods of hypothalamic cooling (blue) and heating (orange). The arrows in (b) indicate irregular bursts of raised rate of metabolism
Figure 36 Entrance into hibernation of two marmots: (a) a smooth entry, (b) an irregular entry. The blue and orange bars indicate periods of hypothalamic cooling (blue) and heating (orange). T hy is the hypothalamic temperature and T s is the skin temperature. The arrows in (b) indicate irregular bursts of raised rate of metabolism

 6.2 The hypothalamus as central regulator