[yorkietalkjilly]

Originally Posted by pstinard

Ahhh, here is the link to the full text article described by the National Geographic article:

PLOS Biology: A Simple Genetic Architecture Underlies Morphological Variation in Dogs

It will take me a while to digest it, but I'll get back to you with specific answers on muzzles and ears. On my first pass, I saw that one gene determines the difference between floppy and erect ears...

Originally Posted by pstinard

Layman's articles on genetics of skull shape and differences between dog breeds. I'm posting these links now so I can find the official research articles on Monday:

The Genes Behind Fido's Facial Features | Dog Anatomy | LiveScience

Genes for Dogs Breeds Discovered | LiveScience

Research article on skull shape:

PLOS Genetics: Variation of BMP3 Contributes to Dog Breed Skull Diversity

Another article on skull shape:

The Genetics of Canine Skull Shape Variation

Ooooh, thank you. Summer reading!