DuckCorp Dico

Found one definition

1.                 From German - English Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   Sperberweibchen /ʃpˈɛɾbɜvˌaɪbçən/ <neut, n, sg>
   female sparrowhawk <n>, spar <n>
      Synonym: Sperberweib
    see: Sperber, Sperber, Sperbermännchen, Sprinz