Concept
Version 7
Created by Boundless
Reproductive Isolation
Differences in reproductive structures in male damselflies
The shape of the male reproductive organ varies among male damselfly species and is only compatible with the female of that species. Reproductive organ incompatibility keeps the species reproductively isolated.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"OpenStax College, Formation of New Species. October 16, 2013."
http://cnx.org/content/m44574/latest/Figure_18_02_11.jpg
OpenStax CNX
CC BY 3.0.