pigeons and more. Social Animals Building This building is home to animals that live in social groups and includes Amur leopards, Cape porcupines, North American porcupines, golden lion tamarins, black-and-white ruffed lemurs, meerkats and the winter quarters for the zoo's Komodo dragon. The zoo has had recent success with breeding patas monkeys and in 2020 became the first known zoo in North America to hand-raise an infant patas monkey after the mother died giving birth. Outdoor Birds The zoo's large Waterfowl Pond showcases many aquatic birds including a flock of Chilean flamingos, hooded mergansers, common goldeneye, Ross's geese, wood ducks, Cuban whistling ducks and many more. Nearby exhibits feature pied crows, red-billed blue magpie, turkey vulture, barred owl, a Eurasian eagle-owl, red-tailed hawks, and several other species of raptors. Wildlife Trail The Wildlife Trail is a trail that takes visitors past animals such as blue cranes, red river hogs, Turkmenian markhor, Amur tigers, red wolf, Thorold's deer, red pandas, Humboldt penguins, Andean bears, Steller's sea eagles, gray wolves, snow leopard, Reeve's muntjacs and Bactrian camels. Helga Beck Asian Elephant Preserve In December 2007, the Onondaga County Legislature approved a $6 million expansion of the Asian elephant exhibit to enable the elephant breeding program to grow in the future. Asian Elephant Preserve was completed in August 2011 and expanded twice since. The exhibit is home to the zoo's elephant herd and features about 7 acres of outdoor grounds and a husbandry building with room for up to 12 elephants. The zoo cares for and breeds Asian elephants as part of the Species Survival Plan for this critically endangered species overseen by its accrediting organization, the Association of Zoos & Aquariums. Domestic Animal Barn The Domestic Animal Barn and yard are home to several endangered Heritage breeds of livestock including San Clemente Island goats, Black Welsh Mountain sheep and Barred Holland chickens, as well as a Guinea Hog, miniature Mediterranean donkey, two alpacas and barn owls. Primate Park Primate Park, which opened in 2010, is an outdoor exhibit with mesh walls, rope swings, large rocks and a waterfall feature. Siamangs, eastern black-and-white colobuses and common patas monkeys take turns in the outdoor space on a rotating basis in warm weather. New exhibits The zoo has been updating and renovating old exhibits and building new ones. In 2013, the zoo opened a new giant Pacific octopus exhibit outside of the U.S.S. Antiquities cave,