Musk deer are about 90 centimeters long and about 60 centimeters high with a tail length of 4-6 centimeters. They weigh about 10 kilograms. Musk deer usually have dark brown fur. Males have long upper canine teeth (called tusks), which can be up to 7 cm long. Musk deer do not have antlers. Male musk deer also have a musk gland.