At the rate at which elephants naturally increase, Darwin estimated that in 750 years there could be nearly 19,000,000 elephants. But did Darwin consider the ravages of civilization and circuses? (Volume 11, Harvard Classics)
Activity
At the rate at which elephants naturally increase, Darwin estimated that in 750 years there could be nearly 19,000,000 elephants. But did Darwin consider the ravages of civilization and circuses? (Volume 11, Harvard Classics)