Dylan Dreyer visits Patagonia in South America, where penguins almost outnumber people; beavers build dams that affect woodpeckers and other birds' lives; glaciers and ice fields host a range of creatures including flamingos, guanacos and pumas.

Dylan Dreyer explores India's Thar Desert, one of the world's biggest deserts; in the thriving city of Jaipur, people share the streets with macaques; deer hogs, peacocks and tigers live in desert grasses; cranes migrate through the desert.