Plecturocebus

Forget roaring primates; these monkeys communicate with a subtle symphony of chirps, trills, and soft calls

A genus of monkeys that are part of the titi monkey family found mainly in South America. These monkeys are small, tree-dwelling creatures known for their adorable looks and strong family bonds. Most species in this group live in the Amazon rainforest, hopping and swinging through the dense trees. Their thick, fluffy tails, often longer than their bodies, make them stand out. Even though their tails aren’t prehensile (they can’t grab with them like other monkeys), they help balance as the monkeys move through the branches.

Plecturocebus monkeys are usually around the size of a small house cat, and their fur color varies depending on the species. You can find different shades of gray, brown, reddish-orange, and even black across various types. One of the most eye-catching species is the red-bellied titi, which, as its name suggests, has a bright reddish chest and belly contrasting with its darker back.

What’s really charming about Plecturocebus monkeys is their social life. They live in small, tight-knit family groups, usually consisting of a male, a female, and their offspring. These monkeys are monogamous, which means they form long-term pairs, and they’re known to be very affectionate with their partners. You’ll often see them sitting close together with their tails intertwined, grooming each other and making soft vocal sounds.

When they wake up in the morning, pairs or families often start the day by singing duet calls, which help strengthen their bond and also mark their territory. These calls are surprisingly loud for such small animals and can be heard echoing through the forest. Interestingly, titi monkeys are very territorial and defend their space from other groups by calling out loudly or chasing intruders away. But despite their fierce loyalty to family and territory, they’re not naturally aggressive animals and prefer to avoid fights.