Hummingbirds
Hummingbird Migration Update: March 22, 2007

Today's Report Includes:

Please Report
Your Sightings! >>

A rubythroat on a mission?
Photo: Bob Moul
The Migration: Maps, Questions, and Highlights

Distribution Map

Rufous
Hummingbird

This Week's Map >>
Sightings (for your maps) >>
Week-by-Week Animation >>

Ruby-throated
Hummingbird

This Week's Map >>
Sightings (for your maps) >>
Week-by-Week Animation >>

Handouts: Today's Hummingbird Map Questions
About the Animations >>              About the Ruby-throat Map >>

Highlights: Welcoming the Waves!
Wow. 96 new Ruby-throated hummingbird reports this week! Rainy weather in Texas last week gave way to sunny skies, and the migration marches on. Meanwhile, Rufous hummers are pushing into Canada from the Northwest. Second graders way up in Wrangle, AK, are wondering when they'll see some of the action. (Meet them here >>)

Last month, males of both species seemed to be leading the way. But now females are reported to be charging north in greater numbers. What do you think is going on? (Learn more here >>)

Join us this week as we explore how migrating hummers get the energy they need to dart, dive, and fly toward you!
Journal: How Does This Year Compare?
Handout >>

The dots on the maps are popping up like crazy as reports roll in. Is this year "normal" or unusual? Take a look at three years of Ruby-throated hummingbird maps, then decide what you think!

  • Is the Ruby-throat migration ahead of, behind, or about the same as it was in 2005 and 2006? What things might affect the timing? >>
Slideshow: Fast Food Fanatics?
Slideshow >>

It takes a lot of energy to be a busy, darting, migrating hummingbird! How do these tiny acrobats find food and conserve fuel?

  • Slideshow: Fueling Migration: How Hummers Keep Their Engines Running! >>

  • Slideshow Teacher Guide >>

Predict: Here Comes My Hummingbird
Lesson (& tips) >>

Where is the hummingbird that is closest to you? Look at the map and measure the distance.

When do you think your first hummingbird will arrive?

  • Here's a weekly record sheet for your measurements and predictions >>
This Week's Hummingbird Resources
  • Lesson: Flower-Powered Migratory Species: Flowers That Fuel Migration >>
  • Scientists Discover/Lesson: Can Hummingbirds Tell Time? (Finding Food) >>
  • Video Clips : Hummingbirds: Close-up and in Slow-motion >>
  • Teaching Tips: Suggestions for Analyzing Hummingbird Migration Data >>
  • Ask the Expert (Deadline for your questions is March 30!) >>
  • Questions: Making Sense of Journey North Maps >>
  • Hummingbird Migration Journals (click-and-print) >>
  • Hummingbirds for Kids (booklets, photos, videos) >>
More Hummingbird Lessons and Teaching Ideas!

The Next Hummingbird Migration Update Will Be Posted on March 29, 2007

 

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