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Why are polar bears larger than black be...

Why are polar bears larger than black bears?

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### Step-by-Step Solution 1. **Understanding the Species**: - Polar bears (Ursus maritimus) and black bears (Ursus americanus) are two different species of bears that inhabit different environments. 2. **Introduction to Bergman's Rule**: - Bergman's rule states that within a species or closely related species, individuals tend to be larger in colder climates and smaller in warmer climates. ...
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