Learning outcomes
After studying this course, you should be able to:
explain the concept of energy transfer between trophic levels
outline the usefulness and limitations of food chains and food webs
using examples, weigh up the value of dietary specialisation and of omnivory
summarise the physiological changes linked with ‘hibernation’ in grizzly bears
give examples of variations in diet and lifestyle among the bear family.
OpenLearn - Studying mammals: The opportunists
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