How does the squirrel monkey change environment it lives in?

Squirrel monkeys don't actively "change" their environment in the way that humans do, building houses, roads, or farming. However, they do have some impact on their rainforest habitat:

* Seed dispersal: Squirrel monkeys eat a variety of fruits and seeds, which they often disperse through their droppings. This helps to spread different plant species throughout the forest.

* Tree damage: Their foraging and climbing activities can sometimes cause damage to trees, especially when they extract sap or break branches to get to food.

* Competition with other species: Squirrel monkeys can compete with other primates and birds for food resources, potentially influencing the distribution and abundance of those species.

However, these impacts are generally small-scale and don't drastically alter the overall environment. Squirrel monkeys are part of a complex rainforest ecosystem, and their actions are part of a larger web of interactions. They are not major environmental engineers like humans, and their influence is mainly through their role as consumers and seed dispersers.

It's important to note that human activities, such as deforestation, habitat fragmentation, and hunting, have a much larger and more destructive impact on squirrel monkey populations and their rainforest environment.