How did the majestic grey wolf transform into the Pug? If all dogs descended from wolves, why do dogs have different shaped skulls to wolves? This infographic from Invisible Fence explains how – along with the functions different breeds originally served, and ownership data from the last century.
[Click image for full size version]
Irma Wallace
Co-founder and Vice President of SearchRank, responsible for many of the day to day operations of the company. She is also founder of The Arizona Builders’ Zone, a construction / home improvement portal.
