Not all species of rhinos are endangered but some species are like javan rhinos , black rhinos and northern white rhino.  

There are 18 javan rhinos left in the wild. Northern white rhinos are a subspecies of white rhinos. Only 0 to 2 of these species of rhinos are left in the wild or there extinct.Black rhinos only have an estimated population of 3142 .

All these species of rhinos are endangered because poaching, illegal trade or habitat loss