Everyone needs a best friend in life and from the look of it, Ninita the pygmy marmoset has found hers in the form of a toothbrush. Watching the tiny monkey bliss out as her caretakers massage her fur ...

Apparently unique among mammals, marmosets routinely produce dizygotic twins that exchange hematopoietic stem cells in utero, a process that leads to lifelong chimerism 1,2. As a result of this ...

A baby's babbles start to sound like speech more quickly if they get frequent vocal feedback from adults. Princeton University researchers have found the same type of feedback speeds the vocal ...

A new study from Hebrew University reveals that marmoset monkeys use specific calls, known as "phee-calls," to name each other, a behavior previously known to exist only in humans, dolphins, and ...

People keeping tropical animals as pets is a not-uncommon gag in movies and sitcoms, a signature of quirkiness for characters like Ace Ventura and Ross Geller. But in reality, there are social and ...

Individual traits seem to drive our learning success: for instance, conscientious individuals often show higher academic performance. A group of cognitive and behavioral biologists conducted ...

Marmoset monkeys have been found to use specific calls to name each other, a behaviour previously thought to exist only in humans, dolphins and elephants. Naming other individuals in a population is a ...

Everyone needs a best friend in life and from the look of it, Ninita the pygmy marmoset has found hers in the form of a toothbrush. Watching the tiny monkey bliss out as her caretakers massage her fur ...