Bestselling authors share their expertise with Stylist by providing the best beach and holiday novels to read this summer, whatever mood you're in.

A Magellanic penguin was spotted at the beach in Rio de Janeiro over the weekend, drawing attention from beachgoers who shared images of the rare visitor on social media.

Emperor penguins live in some of the most remote and environmentally pristine regions in the world. But that doesn't mean they're safe from the impacts of a warming planet.