1. Where do proboscis monkeys (Nasalis larvatus) inhabit?Answer: Proboscis monkeys inhabit forests around estuaries or riverbanks in Kalimantan, including swamp forests, mangrove forests, and along major rivers.2. What family do proboscis monkeys belong to?Answer: Although not explicitly mentioned in the text, proboscis monkeys belong to the Cercopithecidae family (Old World monkeys).3. What appearances of nose and tail do proboscis monkeys have?Answer: Proboscis monkeys have a large and long nose. The text does not specifically mention the appearance of their tail.4. How do proboscis monkeys move from trees to trees?Answer: The text does not provide specific information on how proboscis monkeys move between trees.5. In what area of South Kalimantan can proboscis monkeys be found?Answer: In South Kalimantan, proboscis monkeys can be found in swamp forest areas or estuaries and along the banks of the Kaget River and Pulau Laut.