Diergaarde Blijdorp, officially Rotterdam Zoo, is a zoo located in the northwestern part of Rotterdam. It is one of the oldest zoos in the Netherlands and has been operated by the Stichting Koninklijke Rotterdamse Diergaarde (Royal Rotterdam Zoo Foundations). In 1855, a garden was set up for pheasants and waterfowl in the centre of Rotterdam, near the Kruiskade. It was a success and on May 18th 1857, the Rotterdamsche Diergaarde was opened as a sequel. The first director was the animal trainer Henri Martin. The same year the Vereniging Rotterdamsche Diergaarde was founded. In 1932 it was decided to reorganise the zoo. In 1937 it was decided to move the zoo to a new location

Ragunan Zoo is a zoo located in Pasar Minggu, South Jakarta, Indonesia. The zoo has an area of 140 hectare (250 acre). The zoo has an aviary and a primate centre. It is the oldest zoo in Indonesia.

Prague Zoological Garden is a zoo in Prague, Czech Republic. It was opened in 1931 with the goal to "advance the study of zoology, protect wildlife, and educate the public" in the district of Troja in the north of Prague. The zoo has contributed significantly to saving Przewalski's horse; for many years in the leading breeder of the subspecies.

The idea for a zoological garden in Prague was first proposed in 1881 in a newspaper article by Count Sweets-Spork, on the occasion of the marriage of Crown Prince Rudolf of Austria and Princess Stéphanie of Belgium. In 1919, at a meeting of the advisory board for mathematics and natural sciences at the Ministry of Education and National Enlightenment, a committee was established to start the preparatory work on the establishment of the zoo. The zoo was opened to the public on 28th September 1931 by the founding director Jiří Janda

The Orgeon Zoo, originally the Portland Zoo and later the Washington Park Zoo, is a zoo located in Washington Park, Portland, Oregon. Founded in 1888, it is the oldest zoo west of the Mississippi River. It is owned by the regional Metro government. It all began with two bears purchased by Richard Knight - one brown bear and one grizzly. A former seaman turned pharmacist, Knight began collecting animals from his seafaring friends. He kept his collection in the back of his drug store on Third & Morrison streets. When caring for the animals became too large a responsibility he sought to sell them to the city of Portland. Instead of buying the animals, the city offered to give Knight two circus cages and allowed him to place the caged bears on the grounds of City Park (now called Washington Park)

The Philadelphia Zoo, located in the Centennial District of Philadelphia on the west bank of the Schuylkill River, is the first true zoo in the United States. It was chartered by the Commonwealth of Pennsylvania on March 21st 1859, but its opening was delayed by the Civil War until July 1st 1874. For a brief time, the zoo also housed animals brought to the U.S> from safaris by the Smithsonian Institution, which had not yet built its National Zoo. Dr William Camac of Philadelphia had travelled throughout Europe in the 1850s and visited London Zoo. Upon returning to the U.S. he advocated to build a zoo in Philadelphia

Parque Lecocq is a nature reserve northwest of Montevideo, Uruguay. It houses mammals and birds and protects flora and pursues and supports breeding programs. It is adjacent to protected wetlands. Its mandate is to be a "support centre for biodiversity conservation both nationally and internationally". The zoo houses one of the largest communities of the Addax antelope (a critically endangered species) in the world

Cleres Zoological Park is on the grounds of a 14th century château and includes 200 mammals and 1,500 birds in a wooded area of 13 hectares (32 acres)

Paignton Zoo is a zoo in Paignton, Devon, England. The zoo was started as a private collection by avid animal collector and breeder, Herbert Whitley, in the grounds of his home Primley House. It was opened to the public on a number of occasions originally as Primley Zoological Gardens, and closed twice due to disputes with the tax authorities. The commercialisation of the zoo came when animals and attractions were relocated from Chessington Zoo during World War II, and the site was named as Devon's Zoo and Circus. On Whitley's death, the zoo was signed over to a trust, now called the Wild Planet Trust, to be run as a public attraction

The National Zoological Gardens of Sri Lanka is a zoological garden in Dehiwala, Sri Lanka, founded in 1936. What is known today as the National Zoological Gardens of Sri Lanka was founded by John Hagenbeck in the late 1920s. During John Hagenbeck's ownership of the zoos the facility was used as a collection centre by his colleague Heinz Randow who collected numerous native and exotic species from across Asia, for Hagenbeck's zoo; Tierpark Hagenbeck

National Zoological Gardens of Sri Lanka is a zoological garden in Dehiwala, Sri Lanka, founded in 1936. What is known today as the National Zoological Gardens of Sri Lanka was founded by John Hagenbeck in the late 1920s. During John Hagenbeck's ownership of the zoos the facility was used as a collection centre by his colleague Heinz Randow who collected numerous native and exotic species from across Asia, for Hagenbeck's zoo; Tierpark Hagenbeck