Albino Pygmy Marmoset

 This South American monkey is the world’s smallest monkey tipping the scales at 100 grams (3.5 ounces) measuring 35 cm (13.7 inches) in length fully grown.

 (AP Photo/Froso Zoo/ho)

by dr_XeNo

Quick Info.  A Pygmy Marmosets life span is about 20 years in a zoo and 10 to 11 in the wild