The cute creatures are chatty, family oriented—and facing a shrinking habitat in the remote forests of Ecuador ...

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Pygmy marmosets are the world's smallest monkeys, measuring just five inches in body length and weighing only four ounces. From their adorable facial expressions to their remarkable social skills, you ...

The pygmy marmoset weighs approximately 3.5 ounces and measures less than 5 inches in length, making it the smallest monkey in the world. In mid-March, Saudi Arabia withdrew its ambassador to ...