Dog behavior co-varies with height, bodyweight and skull shape
This study is included because it attempts to identify relationships between canine morphology and behavior.
Efficacy of drug detection by fully-trained police dogs varies by breed, training level, type of drug and search environment
The paper is included in the discussion because differences between breeds were found, and the methodology with regard to breed differences demonstrates how potentially confounding variables make these conclusions suspect.
Performance of Pugs, German Shepherds, and Greyhounds (Canis lupus familiaris) on an odor-discrimination task
This study measured dogs of three different breeds on an odor-discrimination task, and in doing so exposed some assumptions and biases made about breeds and their abilities.
Breed differences in canine aggression
This dog-owner survey is included because it is widely cited in discussions of canine aggression.
A canine identity crisis: Genetic breed heritage testing of shelter dogs
This paper is included because it is the largest study to date that relates shelter breed labels to canine genetics.
Visual Breed Identification: A Literature Review
Visual breed identification is often inaccurate, and study results bring into question the findings of any research which attempts to link breed to behavior based on visually identified study populations and demonstrates a need for eliminating visual breed identification as a data source for ongoing canine behavioral studies.