<P> The park consists of a total of 10 different ecosystems around the world, including the River Nile, Yangtze River, Mississippi, Amazon as well as the Tundra . It features 5000 animals of 300 species, including numerous that are endangered . Among these are anacondas, electric eels, Mekong freshwater stingrays, West Indian manatees, Mekong giant catfish, giant pandas, gharials, red pandas, golden pheasants, paddlefish, jaguars, squirrel monkeys, electric eels, giant otters and Chinese alligators that are part of an exchange program with the Asahiyama Zoo in Hokkaidō, Japan . </P> <P> The Amazon Flooded Forest exhibit, which houses the manatees and various South American fish, contains 2,000 m (71,000 cu ft) of water and has a viewing panel that measures 22 m × 4 m (72 ft × 13 ft). Its volume and the size of the viewing panel are both world records for a freshwater aquarium . </P> <P> One of the main attractions is a pair of male and female giant pandas--Kai Kai (凯 凯) and Jia Jia (嘉 嘉)--which are housed in a specially constructed climate - controlled enclosure which change throughout the four seasons emulating their original environment . The zoo grows its own 8,000 - square - metre (86,000 sq ft) plantation of special bamboo specially for the feeding of the giant pandas . These pandas are a sign of the twentieth anniversary of friendly Sino - Singapore relations . The park also received a conservation donation from CapitaLand . The names of the two pandas were selected from entries of a public naming competition organised in 2010 . The pandas, which arrived in September 2012, are on a ten - year loan from China . </P> <P> The park features a boat ride called the Amazon River Quest . It features over 30 wildlife species from the Amazon River, such as Brazilian Tapirs, Capybaras, Red howler monkeys, Scarlet ibis, Collared peccaries, jaguars, black howler monkeys, Golden - headed lion tamarins, and Giant anteaters . It was opened to visitors on 7 December 2013 . </P>

When did kai kai and jia jia come to singapore