( CNN ) -- Siku is being bottle-reared because his mother can not produce enough milk . The baby was born in a zoo and the zookeepers were shocked to see that he had no eyes or nose, but they didn't know what else to do with him Park director Frank Vigh-Larsen wants Siku to highlight the threat to polar bears . Polar bears rely on sea ice to hunt , so are vulnerable to climate change in the Arctic .
Siku is being bottle-reared because his mother can not produce enough milk . The baby was born in a zoo and the zookeepers were shocked to see that he had no eyes or nose, but they didn't know what else to do with him Park director Frank Vigh-Larsen wants Siku to highlight the threat to polar bears . Polar bears rely on sea ice to hunt , so are vulnerable to climate change in the Arctic .