From Canadian Animal Blood Bank:
#DidYouKnow that certain breeds are more likely to have the blood type #DEA1Negative? Here's the list:
#AiredaleTerrier
#AmericanBulldog
#Boxer
#Bulldog
#Doberman
#DogueDeBordeaux
#EnglishBullTerrierGreyhound
#GermanShepherdDog
#GermanShorthairedPointer
#IrishWolfHound
#Lurcher
#Newfoundland
#OldEnglishSheepdog
#Pitbull
#GreatPyrenees
#SiberianHusky
#StandardPoodle
#Weimaraner