Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The principle that in wide-ranging, warm-blooded animal species, individuals living in a cold climate tend to be larger than individuals of that same species living in a warm climate.
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[After Carl Bergmann, (1814–1865), German biologist.]
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