http://www.mindbites.com/lesson/10485 for full video. The freezing temperatures of the Siberian winter drive most animals away to seek shelter further south. But each spring the returning sun transforms the landscape. In the season of plenty and endless sunshine, plants and animals breed their next generation. But the summer is short, and each creature races to rear its young before the icy curtain of winter closes in once again. The Siberian summer is a hothouse of life at the top of the world.