Original: There are four subspecies or geographic races Antilope cervicapra cervicapra Antilope cervicapra rajputanae Antilope cervicapra centralis Antilope cervicapra rupicapra Albino Blackbucks Albinism in Blackbucks is rare and caused by the lack of 'Melanin'.
Simplified: Blackbuck (Antilope cervicapra) is a species of antelope.