Our closest living relatives are three surviving species of great ape: the gorilla, the common chimpanzee, and the pygmychimpanzee (also known as bonobo).
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Look at the bonobo, a sensual creature also known as the pygmychimpanzee (which is odd, as it's no smaller than the regular chimpanzee).
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Now the zoo wants to make more room for gorillas and pygmychimpanzees, which are livelier and have young offspring.
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It is predicted that some of the great animals such the Sumatra tiger and South China tiger, pygmychimpanzees and Mediterranean monk seals will disappear.