Rhesusaffen

Rhesusaffen, also known by their scientific name Macaca mulatta, are a species of Old World monkey native to South Asia and Southeast Asia. They are one of the most widely distributed non-human primate species. Rhesusaffen are medium-sized monkeys, typically weighing between 5 and 10 kilograms and measuring about 40 to 60 centimeters in body length, with tails adding another 20 to 30 centimeters. Their fur is usually grayish-brown on their back and lighter on their underside. They have a characteristic pink face, which can change color with age and social status.

These monkeys are highly adaptable and can be found in a variety of habitats, including forests, grasslands, and even urban areas. They are omnivorous, with a diet consisting of fruits, leaves, seeds, insects, and small vertebrates. Rhesusaffen are social animals, living in hierarchical groups called troops, which can range from a few individuals to over a hundred. Within these troops, there is a complex social structure determined by dominance hierarchies.

Rhesusaffen are known for their intelligence and their ability to learn and adapt. They are widely used in scientific research, particularly in biomedical studies, due to their physiological and genetic similarities to humans. This research has contributed significantly to our understanding of various diseases and has led to the development of numerous medical advancements, including vaccines. Their adaptability and widespread presence have made them a familiar sight in many parts of Asia.