EcoWatch: On Coats Island, in northern Hudson Bay, thick-billed murres--members of the auk family--have been under assault on several fronts in recent years. Polar bears, faced with a sharp decline in the sea ice from which they hunt ringed seals, have retreated to the island and are eating the murres eggs. As the sea ice disappears, the murres now have to fly farther and work harder to get food that they normally find along the ice edges. And as temperatures around Hudson Bay rise, mosquitoes are hatching...