By A Mystery Man Writer
Polar Bear - Our Animals - Henry Vilas Zoo
Vilas Zoo set to open Arctic Passage exhibit
Arctic Vets
Henry Vilas Zoo - Polar bear update: Our two polar bears
Ante up for the animals at Henry Vilas Zoo, Local News
Louisville Zoo's polar bear gets a mate - Lane Report
Vilas Zoo prepares to send polar bear Suka off to be paired with a mate
Polar Bear Care Assiniboine Park Conservancy
Captive polar bears: Henry Vilas Zoo, Madison, Wisconsin, USA – Bear Conservation
Zoo euthanizes polar bear that used to be in Madison, Local News
Vilas Zoo to break ground on $2.7 million Animal Health Center