LITTLE KNOWN FACTS ABOUT PETS.

Mitochondrial DNA suggests that just about all present day dogs fall into a person of 4 monophyletic haplogroups that are named haplogroups A, B, C, and D. Nearly all of dogs slide within haplogroup A. The mDNA "molecular clock" suggests that 22,800 YBP the initial genetic divergence (break up) transpired in haplogroup A, causing the lineages A1b a