Yes, monkeys do eat bananas in the wild, but they are not their primary food source. In their natural habitat, monkeys have a diverse diet that consists of a variety of fruits, leaves, seeds, flowers, and insects. Bananas are simply one of many fruits that they may consume when available.
Different species of monkeys inhabit various environments, and their diet can vary significantly. For instance, spider monkeys and howler monkeys, which are found in Central and South America, often eat fruits that are abundant in their tropical forest environments.
While many people associate monkeys with bananas because of popular culture, such as cartoons and movies, in reality, they tend to eat whatever food sources are available in their surroundings. In areas where bananas grow, wild monkeys will certainly eat them, but they have adapted to eat a range of foods to survive. In essence, bananas are a treat for wild monkeys, not a staple of their diet.