Answer by
Europeantraintraveler (6)
In terms of different number of species present in the zoo. The worlds largest zoo is in Berlin the capital of Germany. The zoo is called Zoologischer Garten Berlin. It was first opened in 1844. The 35-ha (86-acre) site houses 14,000 animals from 1,500 different species ranging from bears to penguins. The zoo recieves 2.6 million visitors per year.