FHSS vs DSSS. Spread spectrum is a group of techniques that utilizes a much larger bandwidth in transmitting information than would otherwise occupy a fraction of the bandwidth used. This is done to achieve a certain effect.
Quick Answer. In the wild, black rhinos live for 30 to 35 years, whereas white rhinos live for as many as 50 years. Other species of rhinos live for 30 to 40 years. Rhinos typically live longer in captivity than they do in the wild.
Rhinos have become victims of organized crime. In the wild, the adult black or white rhino has no predators except for humans. Rhinos are hunted and killed for their horns. The major demand for rhino horn is in Asia, where it is used in ornamental carvings and traditional medicine.