Here is a publication from the University of Kentucky on Stereotypic Behavior in Horses: Weaving, Stall Walking and Cribbing.
A short video about cribbing
from eXHorses. A longer webcast from My
Horse University is found at Is
it Coping or is it a Vice? A Review of
Cribbing, Weaving and Other Stereotypic Behaviors.
Photos by Fernanda C. Camargo and Bob
Coleman, Animal and Food Sciences from the
University of Kentucky