Foxes That Endure Despite a Lack of Genetic Diversity (Published 2016)

An island fox. Researchers say one community of the species has the least genetic variation in a sexually reproducing species.Credit...Chien Lee/Minden Pictures The Channel Islands, off the coast of Southern California, are a natural laboratory for a particularly adorable experiment in evolution. A unique species called the island fox has lived there for several thousand years, their bodies shrink

[tama_lion]

チャネル諸島のシマハイイロギツネの遺伝的多様性は超低くて、サンニコラス島ではほぼクローン集団。有害遺伝子排除も進んでなくて、何千年も生き残ってるのが不思議なレベル。天敵や病原体が少ない島の環境だから？

[kazutox]

カリフォルニア州チャンネル諸島のシマハイイロギツネ、遺伝的多様性がまったくないのになぜか絶滅しない