If capybaras were able to find a better way to evade anacondas in their ecosystem, it is likely that their population would increase, as fewer capybaras would be preyed upon by anacondas. This increase in capybara population would have a cascading effect on the ecosystem, as capybaras are an important food source for many other predators in the region. The decrease in anaconda predation on capybaras could also lead to a change in the behavior of the anacondas, as they may need to switch to alternative prey species or alter their hunting strategies to be successful. Additionally, with more capybaras around, there could be increased competition for resources such as food and water, which could lead to changes in the behavior of other herbivores in the ecosystem. Overall, any changes to the balance of predator-prey interactions within an ecosystem can have far-reaching effects, and it would be interesting to observe how such changes would play out in this specific ecosystem.