Genomics reveals sled dogs' Siberian lineage | ScienceDaily
"The massive genomic survey of the Siberian husky has revealed that sled dogs descended from two distinct lineages . . .
"One line led to our modern Siberian husky -- smaller body size and stature -- and the other one leads to this larger body size and to what we see now as Greenland sled dogs, and potentially the Alaskan malamutes."
https://www.sciencedaily.com/releases/2024/09/240916115530.htm