Opened in 1987, Sri Venkateswara Zoological Park is actually targeting record books. At 5,532 acres in the Indian pilgrimage city of Tirupati, Asia's largest zoo. It is also officially listed in the Guinness Book of Records for breeding the world's largest leopard, weighing 143 kg!

Shri Venkateswara is committed to environmental initiatives including education, rescue and rehabilitation, and training programs. A zoo safari in a cage car is a testament to their dedication to their natural habitat, where the welfare of wild animals is a top priority. Main exhibits range from peacocks and parrots to samba deer, white tigers, and important animals from Hindu mythology.

• How many animals are at Sri Venkateswara Zoological Park? Unknown but over 100 species of bird.
  
  
• How big is Sri Venkateswara Zoological Park in acres? 5,532 acres.
  
  
• How many tourists does Sri Venkateswara Zoological Park get a year? Unknown.

Website: https://svzoo.com/

The Smithsonian Institute for Conservation Biology (SCBI) is part of the Smithsonian. It is located near Front Royal, Virginia and has a 3,200-acre (13 km2) campus. This includes the Smithsonian National Zoo. The total area of the Smithsonian Conservation Biology Institute is considered the largest zoo in the world by area.

The Smithsonian National Zoo is one of the oldest zoos in the United States with 400 species of animals. It is part of the Smithsonian Institution and requires no admission fee. The main exhibits are the Amazon, the Asian Trail, the Giant Panda Habitat, the Great Ape House, and the Think Tank.

Total Land Area: 3,200 acres (13 km2)

Area of The Smithsonian National Zoo: 163 acres

Location: Smithsonian’s National Zoo & Conservation Biology Institute 3001 Connecticut Ave., NW Washington, DC 20008, U.S.

No. of Animals: 2,000

No. of species‎: ‎400
Date opened‎: ‎May 6, 1889

Website; http://nationalzoo.si.edu/scbi/default.cfm

Living Desert Zoo and Gardens is formerly called the "Living Desert Museum". A desert botanical garden and zoo located in Palm Desert, Riverside County, California, United States. The Living Desert Zoo includes the Sonoran Desert in the Coachella Valley and the foothills of the Santa Rosa Mountains near Palm Springs, California.

Desert Zoo and Gardens has been a member of the Zoo and Aquarium Association (AZA) since 1983 and a member of the World Zoo and Aquarium Association (WAZA). He has been involved in species reintroduction programs, including the return of local mountain peninsula bighorn sheep and Arabian oryx to Oman.

Area: 1,800 acres (730 ha)

Location: Palm Desert, California, United States

Timing: Open 8:00am to 5:00pm

No. of animals: 430

No. of species: 150

Date opened‎: March 1970

Annual visitors: over 500,000

Website: www.livingdesert.org

In 2010, The San Diego Zoo Safari Park was renamed as San Diego Wild Animal Park, situated in the San Pasqual Valley area of San Diego, California, near Escondido with a total area of 1,800 acres (730 ha).

The San Diego Zoo Safari Park is one of the largest tourist attractions in San Diego Country. The park has a large number of wild and endangered animals that include species from the continents of Africa, Asia, Europe, North and South America, and Australia. San Diego Zoo is part of this Safari Park. We included the total area of San Diego Zoo and Safari park in this list of the largest zoos in the world. The park, visited by 2 million people annually, houses over 2,600 animals representing more than 300 species, as well as 3,500 plant species.

Total Land Area: 1,800 acres (7.3 km2)

LocationCity of San Diego

Timing: 9 a.m. to 5 p.m.

No. of animals: 3500+

No. of species: 400+

Date opened: May 10, 1972

Annual visitors‎: 2 million people

Website: www.sdzsafaripark.org

Arinyar Anna Zoological Park is one of the most modern and scientifically managed parks located in Vandalur, Tamil Nadu, India. With an area of 1,265 acres and 2553 species of flora and fauna, it is the second-largest zoo in India. This is the second-largest zoo in the world. It was created with the purpose of becoming a repository for the national fauna. It has also been designated as Tamil Nadu's second wildlife sanctuary, after Mudumalai National Park.

Moreover, Arinyar Anna Zoological Park is one of the most popular picnic spots in Vandalur and is an amazing place to discover the flora and fauna of the region. In addition to having an extensive collection of endemic and exotic animals, here visitors can also experience the wild firsthand with a trip to safari parks where lions and deer can be easily spotted.

Area: 1,265 acres

Location: GST Road, Vandalur, Chennai, Tamil Nadu 600048, India

Timings: 9 AM to 6 PM from Wednesday to Monday. Tuesday Closed

No. of animals: 2,302 (2017)

No. of species: 169 (2017)

Date Opened: 1855

Annual visitors‎: ‎1.77 million (2016-2017)

Website: https://www.aazp.in/

The North Carolina Zoo is a zoo in Asheboro, North Carolina, housing 1,800 animals of more than 250 species, primarily representing Africa and North America. It has a total area of 2,600 acres (1,100 ha) in which 500 acres (200 ha) is a developed area. It is the world`s largest natural habitat zoo in the world and one of two state-supported zoos.

The North Carolina Zoo is a part of the North Carolina Department of Natural and Cultural Resources. The zoo is open 363 days a year (closed on Thanksgiving and Christmas) and receives more than 900,000 visitors annually.

Land area: 2,600 acres (1,100 ha)

Address: Asheboro, North Carolina, United States

Timing: 9 a.m. – 4 p.m.

No. of animals: 1,800

No. of species: 250

Date opened: August 13, 1974

Annual visitors: 860,000

Website: https://www.nczoo.org/

Nandankanan Zoo is a zoo and botanical garden in Bhubaneswar, Odisha, India, covering a total area of 437 hectares (1080 acres). Founded in 1960, opened to the public in 1979 and became the first zoo in India to join the World Association of Zoos and Aquariums (WAZA) in 2009. It includes Chandaka Forest and Lake Kanza with an area of 54 hectares.

In the year 2000 (after the damage caused by the 1999 Odisha Coastal Supercyclone), significant modernization took place. More than 2.6 million visitors a year visit Nandankanan.

Land area: 437 ha (1,080 acres)

Address: Bhubaneswar, Odisha, India

Timing: April to September (07.30 hrs. to 17.30 hrs.) | October to March (08.00 hrs. to 17.00 hrs.) | Zoological Park remains closed every Monday
No. of animals 3517 (2019-03-31)

No. of species 157 (2019)

Date opened: 29 December 1960

Annual visitors: 3.2 million

Website: www.nandankanan.org

The Miami Zoo, also known as the Miami-Dade Zoological Park and Gardens, is the largest zoo in the United States and the largest zoo in North America. The Miami Zoo has approximately 750 acres (304 ha) of macaws, of which only 324 acres (131 ha) are kept. This zoo has over 3000 animals.

Zoo Miami opened as Crandon Park Zoo in 1948 and moved to Metro Miami on July 4, 1980, to the former location of the Richmond Naval Air Station,[3] southwest of Miami in southern metropolitan Miami-Dade County, in the center of the census-designated places of Three Lakes (north), South Miami Heights (south), Palmetto Estates (east) and Richmond West (west).

Area: 750 acres (304 ha) (324 acres (131 ha) developed
Location: Miami-Dade County, Florida, United States
Timings: 10:00 AM – 5:00 PM
No. of animals: 3000
No. of species: 500
Date Opened: 1948 as Crandon Park Zoo | July 4, 1980, as Miami MetroZoo

Website: www.zoomiami.org

Established by Hugh A. Crothers, the Toronto Zoo is located in Toronto, Ontario, Canada. At approximately 710 acres, the Toronto Zoo is the largest zoo in Canada. With more than 5,000 different species of animals, it is popular with tourists from all over the world. It is also Canada's premier zoo, known for its interactive education and conservation activities.

Toronto Zoo is divided into seven zoogeographic regions: Indo-Malaya, Africa, Americas, Tundra Trek, Australasia, Eurasia, and the Canadian Domain. Some animals are displayed indoors in pavilions and outdoors in what would be their naturalistic environments, with viewing at many levels. It also has areas such as the Kids Zoo, Waterside Theatre, and Splash Island.

Area: 710 acres
Location: 2000 Meadowvale Rd, Toronto, ON M1B 5K7, Canada
Timings: 09:30 AM to 04:30 PM (Mon-Fri); 09:30 AM to 06:00 PM (Sat, Sun)
Date opened‎: ‎August 15, 1974
No. of animals: 5,000+
No. of species‎: ‎460+
Annual visitors‎: ‎1,462,910 (2013)

Website: www.torontozoo.com

Indira Gandhi Zoo is located in the Kambalakonda Wildlife Sanctuary in Vishakapatnam, Andhra Pradesh, India. It is surrounded on three sides by the Eastern Ghats and on four sides by the Bay of Bengal. It covers an area of 625 acres (253 hectares).

Indira Gandhi Zoo is the third-largest zoo in India and is named after former Indian Prime Minister Indira Gandhi. About 800 species of animals live in the zoo. The zoo has different areas for captive primates, carnivores, small carnivores, small mammals, reptiles, ungulates, and birds in their natural habitat.

Land area 625 acres (253 ha)
Address: near Dairy Farm, Yendada, Visakhapatnam, Andhra Pradesh 530040
Timing: 9:00 AM to 5:00 PM every day. | Closed on Monday.
No. of animals 850
No. of species 75

Date opened: 1977

Annual visitors: 10 million

Website: vizagzoo.com