A white Arctic wolf named Boo that was on the loose in Port Colborne since Tuesday, police say, has been shot and killed. Niagara police say an officer shot and killed the wolf on Wednesday evening.

Our writer spent 30 hours traveling with arctic ... lined in black. A pair of ravens sailed overhead, and apart from their jeering, there was no sound on the tundra but the voices of wolves ...

Arctic wolf cubs have started to emerge to the delight ... Later, they get the bright white fur which in their snow-covered homeland makes them almost invisible to prey." ...