If you have been to two or more zoos, you will most certainly have made comparisons between them. Comparisons such as which zoo had the most entertaining monkeys, which zoo had the biggest elephant on display or which zoo had more collection of animals in general.
In this article, we will answer one question that many zoo visitors often wonder – which zoo is the largest zoo in the world? 
There are two major criteria to look at when making comparisons on which zoo is the largest in the world. One is how much land area a zoo occupies while the second is how many animals are present in a zoo. 
Our focus in this article is on how many animals a zoo houses. We compared various zoos around the world based on the amount of animals they house and narrowed it down to make a list of the top 3 largest zoo in the world by animals.
1. Beijing Zoo
Home to more than 14,500 animals representing more than 950 different species, Beijing Zoo is the 3rd largest zoo in the world by animals.
This zoological park sits on a massive 220 acres of land in Beijing, the capital city of China. It first opened its door on the 19th of July in the year 1907 and is the oldest zoo in the country.
Beijing Zoo houses a very broad collection of animals from various continents. You will find rare animals that are gradually going into extinction in China there.
2. Henry Doorly Zoo and Aquarium
With over 17,000 animals and about 962 different species, Henry Doorly Zoo takes the number 2 spot on the top 3 world's largest zoo by animals.
The zoo houses lots of exciting animals and several remarkable exhibits. Nationally, it is known for protecting rare and endangered wild species.
Established in 1894 at Omaha, Nebraska in the United States of America, Henry Doorly Zoo and Aquarium occupies a land mass of over 130 acres.
3. Berlin Zoological Garden
Located in Berlin, the capital city of Germany, Berlin Zoological Garden houses more than 20,000 animals of over 1,380 different species, making it the largest zoo in the world by animals. You can learn more about the world's largest zoo by animals on this hyperlink site https://holidaynomad.com/world/discover-the-largest-zoo-in-the-world.
The zoo sits on a land area of about 86.5 acres. It was opened on the 1st of August in the year 1844 and is the oldest zoo in Germany.
If ever you find yourself in Germany, be sure to visit Berlin Zoological Garden, you would not be disappointed. As a matter of fact, more than 3 million people troop to this zoo every year to see their enormous collection of animals. It holds the record as the most visited zoo in the whole of Europe.

Top 3 Largest Zoos In The World By Animals