Complex sentence: A 2016 study sequencing the whole genome of wolves and dogs throughout the world found that the Tibetan wolf is the most highly-divergent of the Old World wolves, and had suffered a historical population bottleneck, having only recently recolonized the Tibetan Plateau.
Split into simpler sentences: A 2016 study sequenced the whole genome of wolves and dogs throughout the world found that the Tibetan wolf is the most highly-divergent of the Old World wolves. The wolf's lineage had suffered a historical population bottleneck having only recently recolonized the Tibetan Plateau.