Central Park Zoo - The tiny cotton-top tamarin is about 10 inches long and weighs just around a pound. Cotton-tops are one of the most endangered primates in the world. | Facebook
Lincoln Park Zoo - A golden-headed lion tamarin explores its exhibit inside Regenstein Small Mammal—Reptile House. This species is found exclusively in Brazil and spends most of its time high in the
![Yellow fever in Brazil threatens successful recovery of endangered golden lion tamarins | Scientific Reports Yellow fever in Brazil threatens successful recovery of endangered golden lion tamarins | Scientific Reports](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41598-019-49199-6/MediaObjects/41598_2019_49199_Fig1_HTML.jpg)