e/Mouse racing

Information
has gloss	eng: Mouse racing is an activity in which live rodents are coaxed to travel through a miniature racecourse at fast speeds. The races generally take place at taverns, fairs, or fund-raising events and are popular in several countries. Mouse racing has also attracted criticism from animal rights groups, who believe the activity is too stressful for the mice.
lexicalization	eng: mouse racing
instance of	(noun) relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing gnawer, rodent