BLACK RHINO Black rhinos are the only one of the five species of the remaining rhinos. Rhinos have roamed the earth for over fify million years. Until the early part of this century, hundreds of thousands of rhinos roamed over huge area of Africa and Asia. The world's rhinos are endangered not because evolution has caught up with them, but because they have been shot. Man is the adult rhino's only predator. The black rhinos …showed first 75 words of 523 total…

…showed last 75 words of 523 total…extinction. Many scientists thus argue that society should concentrate on conserving whole ecosystem, thereby saving the individual species that live within them. In conclusion, I believe conserving whole ecosystem will prove far and away the most effective method for saving for saving most species because instead of bringing species back again and again from extinction, we should devote our engergies to finding ways for humans activities to take place without causing so much environmental harm.