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Rufous
Hummingbird Map Questions
(Teachers:
Maps are hotlinked for larger projection on smartboard or screen.)
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| Many
Journey North observers think that unusually cold, wet spring weather
caused rufous hummingbirds to return later than usual. Look at these
rufous migration maps from the same week in 2007 and 2008. |
| May
3, 2007
 |
May
1, 2008
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| The
rufous migration seemed farther along in this year ______ (*see
below)
The rufous migration seemed to be slower in this year ______ |
| How
did you decide on your answers? |
| Rufous
hummingbirds can handle cold weather, but windy weather could slow
them down. How else could weather conditions slow the migration? (Think
about food sources.) |
| Which
map seems to have more reported sightings? Why one year might have
more than another? List 3 reasons. |
*
Ignore the reports in the Midwest and East. These hummers wintered over
there.
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