6 inches
Monkeys come in a variety of sizes. The smallest is the Pygmy Marmoset. An average adult can be 6 inches long, or tall, (150 millimeters) (plus the tail) and weigh 5 ounces (140 grams). The largest is the Mandrill. An average adult male can be 3.3 ft long, or tall, (1 meter) and weigh 77 pounds (35 kilograms). Size of spider monkey depends on the species. On average, spider monkeys reach 13.25 pounds in weight, 2 feet in length and 3-5 feet in height. One of the most prominent features on the spider monkey's body is long, prehensile tail. Tail is used as fifth limb that facilitates movement through the dense vegetation. Interesting Spider monkey Facts: Size of spider monkey depends on the species. On average, spider monkeys reach 13.25 pounds in weight, 2 feet in length and 3-5 feet in height. One of the most prominent features on the spider monkey's body is long, prehensile tail. Tail is used as fifth limb that facilitates movement through the dense vegetation. The smallest is the Pygmy Marmoset. An average adult can be 6 inches long, or tall, (150 millimeters) (plus the tail) and weigh 5 ounces (140 grams). The largest is the Mandrill. An average adult male can be 3.3 ft long, or tall, (1 meter) and weigh 77 pounds (35 kilograms).
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how tall is an average monkey