Laboratory    Animal       Behavior          Observation             Registration and                Analysis                   System LABORAS is an advanced and completely non-invasive system that automatically recognizes several normal and special behaviors of rats and mice by analysis of the forces that are induced by the movements of the animal. LABORAS determines the following validated behaviors and information of mice and rats: Normal behaviors Rats and Mice Group 1 (basic) Climbing (mice only) Locomotion  Immobility Rearing Group 2 (advanced) Grooming Drinking Eating Special Behaviors Rats Hindlimb licking (Formalin test) Scratching  Wet Dog Shakes (WDS) Head shakes Head twitches Purposeless chewing Mice Scratching Seizures: Barrel rolls & Tonic Clonic Seizures: Racine scale P4 & P5 Freezing Startle response  Tracking information Rats and Mice Position tracking info Position (X,Y) Speed Avg. speed Max. speed Time of max. speed  Traveled distance Position distribution Circling info Nr. of circles (CW and CCW) Avg. time in circle Avg. speed in circle Avg. circle size