What Bear?

Riddle: There is a house with all the walls facing South, and there is a bear walking around it. What color is the bear?

Answer: White. It's a Polar Bear.

Source: https://www.riddles.com/index.php/8380

There is a house with all the walls facing South, and there is a bear walking around it. What color is the bear? — What bear? by Xela v1.

Riddle: There is a house with all the walls facing South, and there is a bear walking around it. What color is the bear? Answer: White. It's a Polar Bear. — by Xela v2.