The Origin of Species

by

Charles Darwin

Dimorphism Term Analysis

Dimorphism is when a species has two different forms with very different characteristics. Sexual dimorphism is a very most common version (for example, when the male of a species looks different from the female). Trimorphism is less common than dimorphism and involves three different forms.
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Dimorphism Term Timeline in The Origin of Species

The timeline below shows where the term Dimorphism appears in The Origin of Species. The colored dots and icons indicate which themes are associated with that appearance.
Chapter 9
Reason, Argument, and the Scientific Method Theme Icon
Reciprocal Dimorphism and Trimorphism. Some plants look the same on the outside but have different reproductive organs,... (full context)