Wied’s black tufted-ear marmosets (Callithrix kuhlii) are unusual in that a high proportion of pregnancies result in fraternal twins, and most of those are chimeras. Genetic analysis of the ...

Tarsiers, including lemurs, lorises, and galagos, as well as marmosets and tamarins from South America, give birth to twins. Sign up for Chip Chick's newsletter and get stories like this delivered ...

A large number of cells within the brains of marmosets actually come from their siblings, potentially influencing their behaviour – and the same may be true of human fraternal twins. We already ...

Several of the wet-nosed primates — including lemurs, lorises and galagos — and almost all of the marmosets and tamarins from South America give birth to twins. Prior to our work, researchers ...

Several of the wet-nosed primates – including lemurs, lorises and galagos – and almost all of the marmosets and tamarins from South America give birth to twins. Prior to our work, researchers thought ...

They are notable for living in large family groups. Female marmosets usually give birth to twins, and the entire family is very involved in carrying and raising them, including their fathers as ...

The study animals consisted of 12 pair-housed marmosets and one family group with their infant twins. To exclude the possibility that turn-taking was driven by a lack of space to feed ...

Languages: English. You can get in touch with Jess by emailing j.thomson@newsweek.com. Marmosets may have more sophisticated communication than we first thought, with individuals even having names.

Marmoset monkeys use distinctive, whistle-like “phee calls” to address specific monkeys, similar to how humans use names, according to a study published Thursday in the journal Science. The ...