Arignar Anna Zoological Park abbreviated AAZP, also known as the Vandalur Zoo, is a zoological garden placed in Chennai, Tamil Nadu, approximately 09 kilometres from the Chennai Central and 15 kilometres from Chennai Airport. Its previous place turned into set up in 1855 and become the primary public zoo in India. It is affiliated with the Central Zoo Authority of India.Spread over an area of 602 hectares such as a 92.45-hectare rescue and rehabilitation centre, the park is the largest zoological park in India.
The zoo houses 2,553 species of plants and fauna across 1,265 acres. As of 2012 the park houses around 1,500 wild species, which includes 46 endangered species, in its one hundred sixty enclosures. As of 2010, there had been about 47 species of mammals, sixty three species of birds, 31 species of reptiles, five species of amphibians, 28 species of fishes, and 10 species of insects within the park. The park, with an objective to be a repository of the country's fauna, is credited with being the second one natural world sanctuary in Tamil Nadu after Mudumalai National Park.