Concept
Version 10
Created by Boundless
The Levels of Classification
Levels in taxonomic classification
At each sublevel in the taxonomic classification system, organisms become more similar. Dogs and wolves are the same species because they can breed and produce viable offspring, but they are different enough to be classified as different subspecies.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"OpenStax College, Organizing Life on Earth. October 16, 2013."
http://cnx.org/content/m44588/latest/Figure_20_01_05.png
OpenStax CNX
CC BY 3.0.