Polar bear the polar bear in advertising, while Fox's Glacier Mints have featured a polar bear named Peppy as the brand mascot since 1922. Polar bears are popular in fiction, particularly in books for children or teenagers. For example, "The Polar Bear Son" is adapted from a traditional Inuit tale. The animated television series "Noah's Island" features a polar bear named Noah as the protagonist. Polar bears feature prominently in "East" (also released as "North Child") by Edith Pattou, "The Bear" by Raymond Briggs (adapted into an animated short in 1998), and Chris d'Lacey's "The Fire Within" series. The "panserbjørne" of Philip
Polar bear of sea ice shrinkage have contributed to higher mortality rates in polar bear cubs, and have led to changes in the denning locations of pregnant females. In recent years, polar bears in the Arctic have undertaken longer than usual swims to find prey, possibly resulting in four recorded drownings in the unusually large ice pack regression of 2005. A new development is that polar bears have begun ranging to new territory. While not unheard of but still uncommon, polar bears have been sighted increasingly in larger numbers ashore, staying on the mainland for longer periods of time during the summer