Practice problem
Isolating Mechanisms — Definition & Examples

Image Source: By Hollingsworth(Pacific Southwest) [Public domain], via Wikimedia Commons
By Gary L. Clark CC BY-SA 4.0, from Wikimedia Commons
The adorable spotted owl is divided into two species; the Mexican spotted owl (right) and the northern spotted owl (left). The Mexican spotted owl population lives in Mexico, while the northern spotted owl lives in the northwestern part of the United States. What kind of speciation happened?