From Zelda Legends Wiki
Monkeys in the Zelda universe have rudimentary speaking ability. One kind of monkey has short blue or red hair. Another kind has pink skin and bushy white hair.
The the Legend of Zelda: Link's Awakening there are two monkeys. The first is Kiki, a monkey who likes to use the phrase "Ki Ki Ki" and wants a banana. He does not like Bowwow
The second monkey is located near the ocean. He throughs objects that are presumeably coconuts, every 16th object thrown is a bomb.