ipl-logo

The Channel Islands: A Genetic Analysis

225 Words1 Pages
The six subspecies of island fox on the Channel Islands most likely evolved from a single species due to allopatric speciation. Allopatric speciation happens when a population of a species is divided into multiple populations (usually due to geographical reasons), which then develop separately to the point where the populations can no longer interbreed to produce fertile young, thus creating new species. According to the article ¨The Channel Islands - The Galápagos of California¨ by Paul Narguizian, the northern channel islands were connected during the Pleistocene Ice Age, approximately 18,000 years ago - when sea levels were significantly lower” (Narguizian 2). However, as the ice melted and raised the sea levels, the islands became separated,
Open Document