Animals at the extremes: Polar biology
Animals at the extremes: Polar biology

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Free course

Animals at the extremes: Polar biology

Learning outcomes

After studying this course, you should be able to:

  • define and use, or recognise definitions and applications of each of the bold terms

  • outline the special features of the polar regions as a habitat and list some contrasts between the Arctic and the Antarctic

  • describe some effects of daylength on feeding, fat deposition and reproduction in arctic animals

  • explain why the environmental controls of appetite, activity level and fecundity are essential adaptations to living at high latitudes and describe some physiological mechanisms involved

  • describe some adaptations of fuel metabolism and bone formation to dormancy in bears.

S324_3

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