Task: Text Categorization
Input (English): Context: The sandstone night lizard Xantusia gracilis is a species of night lizard. Prior to 2005 it was considered a subspecies of the granite night lizard Xantusia henshawi. The physical difference is that the sandstone night lizard has lighter coloration.
Question: The document can be classified to which topic? 
Options: 1)Film, 2)Animal, 3)Company, 4)EducationalInstitution
Output (English): 2