Small Animal Hospital (Ryan)Large Animal Hospital (Widener)New Bolton CenterPhiladelphia Campus
 DirectionsContactsPennHome
  Faculty
Sue McDonnell Ph.D.
Adjunct Associate Professor
Head, Equine Behavior Lab



382 West Street Rd
School of Veterinary Medicine
University of Pennsylvania
Kennett Square, PA   19348
Qualifications
Certified Applied Animal Behaviorist
PhD Reproductive Physiology and Behavior

Clinical Interests

Stallion Breeding and Behavior
Equine Behavior Problems

Research Interests
Male sexual behavioral endocrinology
Equine behavior and welfare
Selected Publications
McDonnell SM (2001) Oral imipramine and intravenous xylazine for
pharmacologically induced ex copula ejaculation in stallions.  Animal
Reproduction Science 68: 153-159.

Pozor MA, McDonnell SM (2002) Doppler ultrasound measures of testicular
blood flow in stallions.   Theriogenology (58): 437-440.

Pozor MA, McDonnell SM (2002) Ultrasonographic measurements of accessory
sex glands, ampullae, and urethra of normal stallions of various size
types.  Theriogenology 58: 1425-1433.

McDonnell SM, Poulin A (2002). Equid play ethogram. Applied Animal Behavior
Science 78: 263-295.

McDonnell, SM (2003) The Equid Ethogram: A Practical Field Guide to Horse
Behavior.  Lexington, KY: Bloodhorse Publications.