Monarch Update: February 18, 2010 | ||||||||||||||
This week's word is survival. The strong spirit of the people of Angangueo survives as they pick up the pieces of their lives, literally and figuratively. Monarch butterflies migrate to Mexico to survive. So what happens to the butterflies when a strong storm and below-freezing temperatures strike their winter refuge? This Week's Update Includes:
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Image of the Week | |||||||||||||
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Signs
of Survival! Although these signs are promising, a scientific assessment of the complete region has not yet been done. Scientists are watching with concern because the weather conditions were a recipe for disaster: wet butterflies and below-freezing temperatures. “The worst possible scenario for the monarchs is for them to get wet, and then for the temperature to drop when the sky clears,” says Dr. Lincoln Brower. "The key will be to see how cold it got after the rain. We will know soon when we examine our Weatherhawk data from the Chincua sanctuary." Exactly
How Cold Can a Butterfly Be?
Dead
or Alive? An
Important Year to Survive |
How
many monarchs now?
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Why do monarchs migrate long distances to spend the winter in a place that is so cold? What are the risks and benefits of Mexico's cold climate? This booklet and slideshow explore the relationships between temperature and monarch survival. The accompanying Teacher Guide includes activities, handouts, and a template for students to write their own fact book. Temperature and Survival: |
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Journal: Think by Analogy | ||||||||||||||
How
Does the Forest Protect the Monarchs?
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Seeing Monarchs or Milkweed? Report Now | ||||||||||||||
All monarchs do not go to Mexico! Please help us document where monarchs are located this winter, and whether milkweed is available. |
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Research Question and Links: Explore! | ||||||||||||||
This
Week's Research Question: Explore these links to do your research:
Additional links to explore:
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More
Monarch Lessons and
Teaching Ideas! |
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The Next Monarch Migration Update Will Be Posted on February 25, 2010.
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