posted on 2013-02-19, 23:41authored byStephanie C. J. Keating, Aurelie A. Thomas, Paul A. Flecknell, Matthew C. Leach
The Rabbit Grimace Scale with images and explanations for each of the 5 facial action units (FAU); orbital tightening, cheek flattening, nose shape, whisker position and ear position. Each FAU is scored according to whether it is not present (score of 0), moderately present (score of 1) and obliviously present (score of 2).