Zoos witness millions of visitors coming from different parts of the world every year. The largest zoos in the world are sprawled in hundreds of acres. We can measure their grandeur in different ways, but we are giving more preference to maximum number of species they house than total land area they cover. Here is the list of world’s largest zoos.
![7 Best Zoos Around The World](https://www.hlimg.com/images/stories/738X538/7-best-zoos-around-the-world_1477124799m.jpg?w=800&dpr=2.0)
As wildlife habitats across the planet have become more vulnerable, zoos have stepped up their work of preserving endangered species. There are several zoos still maintained and managed by several organizations across the world and thousands of visitors visit them. Here are some of the best zoos in the world which you must visit!
1. Wellington Zoo, North Island, New Zealand
![Wellington Zoo, North Island, New Zealand](https://www.hlimg.com/images/stories/738X538/148907427.jpg)
Spread on a wide area of 32 acres Wellington Zoo is one of the biggest zoos of the world with more than 500 animals. The zoo has more than 100 different species and many of them are endangered. With the quality space for the animals and the species, the zoo provides sustainable enclosures for its residing animals.
2. Toronto Zoo, Ontario, Canada
![Toronto Zoo, Ontario, Canada](https://www.hlimg.com/images/stories/738X538/2fasf.jpg)
With more than 5000 animals of 500 species across the world, Toronto Zoo is one of the major zoos in the world. This zoo has some of the very unique, extinct and endangered species as its residents. Some of the major attractions of this zoo are Gaur, African Elephants, spider monkeys, Western lowland gorillas, pygmy hippo and Gravy’s Zebras.
3. Australia Zoo, Sunshine Coast, Australia
![Australia Zoo, Sunshine Coast, Australia](https://www.hlimg.com/images/stories/738X538/3fdsf.jpg)
Founded by Australia's Famous Crocodile Hunter, Steve Irwin, the Australia Zoo is one of the most adventurous zoos in the world. The zoo has facilities to have hands-on encounter with several animals such as tigers, elephants, snakes, kangaroos, koalas, and many more such animals. The best part of the zoo is that it has more than 1000 animals that you can see from a very close view and it is worth spending a day here!
4. Yokohama Zoo, Japan
![Yokohama Zoo, Japan](https://www.hlimg.com/images/stories/738X538/4fdsf.jpg)
Also known as "Zoorasia", the Yokohama Zoo was established in 1999 and is a massive zoo expanded on about 100 acres of land with over 1500 animals from more than 150 species. The zoo has 6 separate ecological areas which include African Tropical Rainforest, Asian Tropical Forest, Oceania Grassland, Central Asian Highland, Amazon Jungle and the Japanese Countryside. As the zoo is very large, the binoculars are being given to every visitor to have a closer view of the animals residing in the zoos.
5. Welsh Mountain Zoo, Colwyn Bay, North Wales
![Welsh Mountain Zoo, Colwyn Bay, North Wales](https://www.hlimg.com/images/stories/738X538/5rvdfg.jpg)
Established in the year 1963 by naturalist Robert Jackson on an area of 37 acre, Welsh Mountain Zoo is one of the oldest zoos in the world which now, has been maintained by the Zoological Society of Wales. The zoo is more of a conservation lands for the native wildlife of the city.
6. Berlin Zoo, Germany
![Berlin Zoo, Germany](https://www.hlimg.com/images/stories/738X538/6fdsf.jpeg)
One of the oldest and most visited Zoo in Germany, Berlin Zoo is known for its vivid and endangered population of residents. Spread over an area of 84 acres, the zoo is a home to more than 18,000 animals.
7. Philadelphia Zoo, Pennsylvania, USA
![Philadelphia Zoo, Pennsylvania, USA](https://www.hlimg.com/images/stories/738X538/7gffd.jpg)
Established in 1874, Philadelphia Zoo is America's oldest and very first zoo built to inherit some of the endangered breeds. The zoo is a home for over 1300 animals and it also has indoor and outdoor areas which has 10 different primate species.
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