Loved-up lemurs shed (some) light on the mystery of monogamy – BBC Focus Magazine

We humans are pretty obsessed with finding the one that special person that we can settle down and grow old with. But many species in the animal kingdom have a different idea about relationships.
While around 90 per cent of bird species practice some form of fidelity to a single partner, just 3 per cent to 5 per cent of mammals do.
But what exactly is it that makes some animals form lifelong bonds while others are content to play the field?
According to a study carried out by a team at Duke University…

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