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 Nene;   Hawaiian Goose

 Branta sandvicensis

 Family: Anatidae

 

 The endangered nene is the state bird of Hawaii and is endemic to the islands of Maui and Hawaii.  It is believed that these birds evolved from a common ancestral type, which also produced the Canada goose.  The ancestors of the nene probably arrived as storm blown birds.  They evolved characteristics suitable for a terrestrial existence on the rough terrain of old lava flows.  Most prominent of the evolved characteristics is the reduced webbing on their feet.

 Because of predation, habitat degradation, and hunting the nene was on the brink of extinction in the early 1940's.  Efforts by individuals locally and in England and the Territorial government, led to a restoration project and the slow recovery of the nene.  Presently the population consists of a few hundred birds confined to the sparsely vegetated slopes of Haleakala National Park on Maui, Hawaii Volcanoes National Park, and the upper elevations of Mauna Loa and Mauna Kea on Hawaii.

 The birds feed on a variety of native and introduced plants, eating leaves, seeds, and fruits.  Their nesting season begins in November.  Clutch size varies from two to five eggs laid in a well-concealed nest.  The gander sets up an observation point in proximity to the nest that has a good view of the surrounding area.  The nene's vocalizations include their threat and alarm calls that are on the soft side.  The future of the nene is still in question, but their status is much more secure today than in the past 40 years.  Predation of the mongoose on eggs and goslings is still a threat.

 Currently we have two nene on display- AJ and Kuhina.  AJ is named after the letters on his leg band, and Kuhina is named for the Hawaiian word for ambassador.  Kuhina was imprinted on people when he hatched Dec. 16, 1999 in an incubator, so he does not relate to other geese- only men (especially if they have beards).  Their zoo diet is 2 cups waterfowl diet, 1 cup gamecock mix with ¼ cup oyster shell, and 1 cup chopped fruits and lettuce.  Kuhina is also an Outreach and Petting Zoo favorite who enjoys being fed romaine lettuce, cut grapes, and hazelnut bread cubes.

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