HUMANS are less likely to cheat than chimps – but are more prone to promiscuity than beavers. They’re the findings of a major ...

Humans are far closer to meerkats and beavers for levels of exclusive mating than we are to most of our primate cousins, according to a new University of Cambridge study that includes a table ranking ...

Humans are less monogamous than some mice but rank higher than one breed of sheep, says a new study.

A new study uses sibling genetics to compare monogamy across species. Humans score higher than expected and sit close to monogamous mammals.

Scientists have announced a breakthrough in the race to address a catastrophic organ shortage. It involves a wild mashup of human and sheep cells.

GREAT FALLS, Mont. (AP) — An 81-year-old Montana man was sentenced Monday to six months in federal prison for illegally using tissue and testicles from large sheep hunted in Central Asia and the U.S.

The extent to which humans are monogamous has long been subject to debate. One scientist says studying sibling genetics gives a clear answer.

Humans have a monogamy rating of 66% full siblings, ahead of meerkats (60%) but behind beavers (73%). Meanwhile, our ...