Residents in the 50-hectare Cat Lai residential area (Cat Lai Ward, Ho Chi Minh City) are increasingly anxious due to the recent appearance of a large monkey. The monkey has been causing disturbances within the residential area, prompting concern among local households. Its activities are generating caution among people living in Cat Lai. The specific nature of the disruptions caused by the monkey has not been detailed, but its presence is clearly unsettling for residents. Authorities have not yet commented on how to manage the situation with the animal in Cat Lai. The incident highlights the increasing interactions between wildlife and urban environments in Ho Chi Minh City.