<< More Slideshows Start Slideshow>>

Temperature and Survival The Balance Between Warm and Cold It can be warm during the day at the monarch's winter home in Mexico, but at night it's as cold as the inside of your refrigerator! Most people are puzzled when they hear this. Why do monarchs migrate across the continent to spend the winter in a place that is cold? As it happens, monarchs need cool temperatures to survive. Let's find out why, and let's see how the monarch's forest helps to protect them. It's sometimes cold enough to snow at the monarch's winter home in Mexico! Photo ©Lincoln Brower, Sweet Briar College This Season Teachers Kids Orientation Registration Search Copyright 1997-2008 Journey North. All Rights Reserved. Questions or comments? Contact us.