<Table> <Tr> <Td> </Td> <Td> This article or section contains close paraphrasing of one or more non-free copyrighted sources . Relevant discussion may be found on the talk page . Ideas in this article should be expressed in an original manner . (January 2018) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article or section contains close paraphrasing of one or more non-free copyrighted sources . Relevant discussion may be found on the talk page . Ideas in this article should be expressed in an original manner . (January 2018) (Learn how and when to remove this template message) </Td> </Tr> <Table> San Diego Zoo <Tr> <Td_colspan="2"> San Diego Zoo sign and logo on Park Blvd . </Td> </Tr> <Tr> <Td_colspan="2"> Entrance to the zoo with an elephant topiary </Td> </Tr> <Tr> <Th> Date opened </Th> <Td> 1916, (Precursor Panama - California Exposition in previous year) </Td> </Tr> <Tr> <Th> Location </Th> <Td> Balboa Park, San Diego, California, U.S. </Td> </Tr> <Tr> <Th> </Th> <Td> 32 ° 44 ′ 8.508" N 117 ° 9 ′ 5.66" W ﻿ / ﻿ 32.73569667 ° N 117.1515722 ° W ﻿ / 32.73569667; - 117.1515722 </Td> </Tr> <Tr> <Th> Land area </Th> <Td> 99 acres (40 ha) </Td> </Tr> <Tr> <Th> No. of animals </Th> <Td> 3,700 + </Td> </Tr> <Tr> <Th> No. of species </Th> <Td> 650 + (incl . subspecies) </Td> </Tr> <Tr> <Th> Memberships </Th> <Td> AZA, AAM, ZAA, WAZA </Td> </Tr> <Tr> <Th> Major exhibits </Th> <Td> Absolutely Apes, Children's Zoo, Elephant Odyssey, Panda Trek, Ituri Forest, Monkey Trails, Polar Bear Plunge </Td> </Tr> <Tr> <Th> Website </Th> <Td> zoo.sandiegozoo.org </Td> </Tr> </Table> <Tr> <Td_colspan="2"> San Diego Zoo sign and logo on Park Blvd . </Td> </Tr>

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