In the frigid Arctic waters of Svalbard Island, bearded seals and polar bears face a new, unseen enemy. Polar bear cubs are dying, possibly giving credence to the old adage, You are what you eat. Bearded seals, a favorite meal of the polar bear, are ingesting harmful toxins called PCBs. Have these toxins become concentrated enough to kill a baby bear? Join Wild Chronicles in an attempt to find the answer.