The Latin name for "polar bear", Ursus maritimus, was mentioned on the blast door map, implying that the bears were used during experiments on the Island.Two polar bears appeared fighting on an ice floe in the Swan Orientation film.Pierre Chang read a book with a polar bear on the cover to 3 month old Miles Straume.During this encounter, one can allegedly hear the polar bear say "Walter" as it swiped at the tree. He hid inside a Banyan tree while the polar bear rammed at him. Walt was later attacked by a polar bear in the jungle.When he asked what it was, Rousseau replied, "If we are lucky, it's one of the bears." (" Solitary") After being captured by Danielle Rousseau, Sayid heard a roar unlike that of the Monster outside in the jungle.Walt was reading Hurley's comic book, which featured a polar bear.Sawyer, Kate, Boone, Shannon, Charlie, and Sayid were attacked by a polar bear in the jungle, which Sawyer then shot and killed.Charlotte Lewis discovered the skeleton and tracking collar of one of the experimented polar bears in Tunisia, where the Exit was located, that same year. ( Access Granted) After the crash of Oceanic Flight 815 in 2004, survivors of the crash occasionally encountered and were threatened by the bears. Some of the polar bears survived the Purge, after which they were freed from their cages and swam to the main Island. After training at the Hydra and solving the cage fish biscuit puzzles, the bears were fitted with a tracking collar, tranquilized, and taken to the Orchid where they were put in the familiar cold climate of the Frozen wheel chamber to push the wheel and be transported through space time.
( The World of the Others) According to Pierre Chang, because polar bears possess keen memory and adaptability instincts, they were prime candidates for studies in electromagnetic research. Polar bears were brought to the Island by the DHARMA Initiative, who kept them in cages at the Hydra station, on Hydra Island. Polar bears in the Swan Orientation film.