It appears as if these monkeys truly care about the well-being of youngsters by sharing food when no other individuals see them do it. This is called a "reverse audience effect." ...

Marmoset monkeys are known to cooperate, and now researchers have discovered a new twist: ... But to share food with those babies when no one’s looking? That just defies all expectations.

Marmosets can understand conversations between other monkeys and judge whether they want to interact with them, according to new research. CNN values your feedback 1.

Baby marmoset monkeys that began eating solid food earlier than their peers were significantly more likely to be obese at one year of age, scientists have found. Skip to main content.

They can eat monkey food, but most monkeys just throw that type of food at you and they’re like, ‘Yeah, no.’” A marmoset monkey named Sisco sits on Guy Cantaloupe’s shoulder.

Six marmoset monkeys watch a visitor through brown eyes the size of apple seeds, ... The marmosets eat the food, but what they really like are hard-boiled eggs — and marshmallows.

Wild marmosets in the Brazilian forest can learn quite successfully from video demonstrations featuring other marmosets, Austrian scientists have reported, showing not only that marmosets are even ...

Even though they are the smallest of all the monkeys, pygmy marmosets can leap more than 16 feet. At only 5.35 inches and 4.2 ounces on average, they expertly maneuver through the canopy ...

They can eat monkey food, but most monkeys just throw that type of food at you and they’re like, ‘Yeah, no.’” A marmoset monkey named Sisco sits on Guy Cantaloupe’s shoulder.

It appears as if these monkeys truly care about the well-being of youngsters by sharing food when no other individuals see them do it. This is called a "reverse audience effect." Psychology Today ...

Marmosets can understand conversations between other monkeys and judge whether they want to interact with them, according to new research. CNN values your feedback 1.