Annie Feidt, APRN – AnchorageTens of thousands of walrus are crowding onto a sandy stretch of beach on Alaska’s northwest coast. The animals were forced to swim to shore after the sea ice they live on disappeared from the Chukchi Sea. It’s a phenomenon that was unheard of five years ago. And scientists are trying to get a handle on what the dramatic change in behavior could mean for the species long term.Photo courtesy of USGSDownload Audio (MP3)