The genetics of a coat Aug 28, 2009 By dvm360.com staff Scientists have discovered that just three genes account for the menagerie of coats seen in dogs: one for fur length, one for curliness, and one for growth pattern. Click here to read more. Hot topics on dvm3605 ways to wow pet owners (and pets) 10 steps to take when a practice owner dies dvm360 sits down with Dr. Pol Ack! How do you spell that again? "Best. Veterinary Practice. EVER."