The zoo is operated by the Calgary Zoological Society, an independent not-for-profit organization that is Alberta's oldest registered charity. The AZA, WAZA, and CAZA accredited zoo was among the first in Canada to be accredited by all three associations. It is home to over 1,000 animals, excluding individual fish and insects, and 272 different species. The 120-acre zoo is organized by into seven distinct zones: Destination Africa, Canadian Wilds, Penguin Plunge, Dorothy Harvie Botanical Gardens and ENMAX Conservatory, TransAlta Rainforest, Eurasia, and Prehistoric Park. The zoo is open every day except for Christmas Day.