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Studying mammals: A winning design
Studying mammals: A winning design

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Figure 3
Figure 3 A simplified graph of metabolic rate against ambient temperature in contrasting types of mammal: a temperate mammal (the weasel); a representative arctic mammal (the cub of a polar bear) and a tropical mammal (a sloth). The basal metabolic rate (BMR) of all three mammal types is assumed to be about 1, for ease of comparison

 5.3 Heat production