golden marmoset
US /ˈɡoʊl.dən ˈmɑːr.mə.set/
UK /ˈɡoʊl.dən ˈmɑːr.mə.set/

1.
a small, endangered New World monkey (Leontopithecus rosalia) native to the Atlantic coastal forests of Brazil, known for its bright reddish-orange fur.
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The conservation efforts are crucial for the survival of the golden marmoset.
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The zoo has a successful breeding program for the golden marmoset.