For Suri's afternoon outing, she opted for a puff dark-green down jacket with a thick upturned collar that was guaranteed to keep her toasty. She matched it with a set of straight-cut blue jeans ...

But the thick coat of fur covering these large primates protects them from the sun, rain, and insect bites of their native habitats in the forests and cloud forests of Peru, Columbia, Ecuador ...

The coat isn’t actually warm – it’s your body that’s warm. The coat keeps your body’s heat from moving away from you to where the temperature is colder. A thick coat is better than a thin light jacket ...