Captured pygmy marmosets can cling onto the finger of a person the way a koala might hang on a tree. I had never seen one before, and the notion of a wee, gum-eating monkey seemed far-fetched.

The pygmy marmoset, a diminutive primate native to South America, is the smallest monkey in the world. The animal weighs just ...

but understanding the nuances of monkey conversation has proved difficult. A new study reveals that marmoset monkeys are skilled at the art of eavesdropping on conversations between other monkeys ...

But the monkey was transferred to ... Related: Zoo Marmosets Get Hold of a Phone and Total Cuteness Ensues The tiny, finger-sized creature looks bedraggled but overall unharmed from its ordeal, ...

Jonas Wahlstrom, head of the Skansen Zoo, said he had received a call from Riyadh Zoo saying that Saudi authorities would not grant entry to the pygmy marmosets. "They didn't want the monkeys ...